September 2024 Holidays & Observances Worldwide
There is a total of 565 public holidays and observances in September of 2024 for over 230 countries and 3300 locations around the world. In the table below, you will find the details of the holidays & observances along with when and where they are observed.
All the information displayed below is also available via our API as well as downloadable as a csv. Signup here to get started.
These dates may be modified as official changes are announced, so please check back regularly for updates or sign up for our newsletter to receive regular updates. All updates are automatically added to our API as well.
Our API allows you to specify the State and Region as part of the API requests, thereby limiting the requests to a particular state or city. View the API documentation for a full description of the supported countries, states, and regions.
| Date | Holiday | Location |
|---|---|---|
| Sunday, September 1, 2024 | Knowledge and Literature Day | Armenia |
| Sunday, September 1, 2024 | Father's Day | Australia |
| Sunday, September 1, 2024 | Anti War Day | Germany |
| Sunday, September 1, 2024 | Commencement Day of Eritrean Armed Struggle | Eritrea |
| Sunday, September 1, 2024 | Kirani Day | Grenada |
| Sunday, September 1, 2024 | First Day of School Year | Israel |
| Sunday, September 1, 2024 | Holiday for Malaysia's National Day | Malaysia |
| Sunday, September 1, 2024 | Father's Day | New Zealand |
| Sunday, September 1, 2024 | Constitution Day | Slovakia |
| Sunday, September 1, 2024 | Day of Students and Knowledge | Turkmenistan |
| Sunday, September 1, 2024 | Independence Day | Uzbekistan |
| Sunday, September 1, 2024 | Independence Day Holiday | Vietnam |
| Monday, September 2, 2024 | Labor Day | American Samoa |
| Monday, September 2, 2024 | Labour Day | Bermuda |
| Monday, September 2, 2024 | Labour Day | Canada |
| Monday, September 2, 2024 | Day of the Independent City of Ceuta | Spain |
| Monday, September 2, 2024 | Labor Day | Guam |
| Monday, September 2, 2024 | Labor Day | Northern Mariana Islands |
| Monday, September 2, 2024 | Army Day | Nicaragua |
| Monday, September 2, 2024 | Labor Day | Puerto Rico |
| Monday, September 2, 2024 | Labor Day | Palau |
| Monday, September 2, 2024 | Umhlanga Reed Dance | Eswatini |
| Monday, September 2, 2024 | Labor Day | United States |
| Monday, September 2, 2024 | Labor Day | United States |
| Monday, September 2, 2024 | Day off for Independence Day | Uzbekistan |
| Monday, September 2, 2024 | Labor Day | US Virgin Islands |
| Monday, September 2, 2024 | Independence Day | Vietnam |
| Tuesday, September 3, 2024 | Demise of Prophet Muhammad and Martyrdom of Imam Hassan | Iran |
| Tuesday, September 3, 2024 | Yamashita Surrender Day | Philippines |
| Tuesday, September 3, 2024 | The Feast of St Marinus and Republic Day | San Marino |
| Tuesday, September 3, 2024 | Armed Forces Day | Taiwan |
| Tuesday, September 3, 2024 | Independence Day Holiday | Uzbekistan |
| Tuesday, September 3, 2024 | Independence Day Holiday | Vietnam |
| Wednesday, September 4, 2024 | Akhari Chahar Somba | Bangladesh |
| Wednesday, September 4, 2024 | Martyrdom of Imam Reza | Iran |
| Wednesday, September 4, 2024 | National Day | Maldives |
| Wednesday, September 4, 2024 | World Sexual Health Day | United States |
| Thursday, September 5, 2024 | Mother Teresa Beatification Day | Albania |
| Thursday, September 5, 2024 | Genevese Fast | Switzerland |
| Thursday, September 5, 2024 | National Day Holiday | Maldives |
| Thursday, September 5, 2024 | International Day of Charity | United States |
| Friday, September 6, 2024 | Unification Day | Bulgaria |
| Friday, September 6, 2024 | Elcano's Day | Spain |
| Friday, September 6, 2024 | Labor Day | Marshall Islands |
| Friday, September 6, 2024 | Hartalika Teej | Nepal |
| Friday, September 6, 2024 | Defence Day | Pakistan |
| Friday, September 6, 2024 | Armed Forces' Day | Sao Tome and Principe |
| Friday, September 6, 2024 | Somhlolo Day | Eswatini |
| Friday, September 6, 2024 | Ganesh Chaturthi | United Kingdom |
| Friday, September 6, 2024 | Ganesh Chaturthi | United States |
| Friday, September 6, 2024 | Ganesh Chaturthi | South Africa |
| Saturday, September 7, 2024 | Ganesh Chaturthi | Bangladesh |
| Saturday, September 7, 2024 | Independence Day | Brazil |
| Saturday, September 7, 2024 | Knabenschiessen | Switzerland |
| Saturday, September 7, 2024 | Constitution Day | Fiji |
| Saturday, September 7, 2024 | Ganesh Chaturthi | Indonesia |
| Saturday, September 7, 2024 | Ganesh Chaturthi | India |
| Saturday, September 7, 2024 | Ganesh Chaturthi | Sri Lanka |
| Saturday, September 7, 2024 | Ganesh Chaturthi | Myanmar |
| Saturday, September 7, 2024 | Victory Day | Mozambique |
| Saturday, September 7, 2024 | Ganesh Chaturthi | Pakistan |
| Saturday, September 7, 2024 | Faro Day | Portugal |
| Saturday, September 7, 2024 | International Day of Clean Air for Blue Skies | United States |
| Saturday, September 7, 2024 | Still's Disease Awareness Day | United States |
| Saturday, September 7, 2024 | Carl Garner Federal Lands Cleanup Day | United States |
| Saturday, September 7, 2024 | Native American Day | United States |
| Sunday, September 8, 2024 | National Day | Andorra |
| Sunday, September 8, 2024 | Knabenschiessen | Switzerland |
| Sunday, September 8, 2024 | European Heritage Days | Germany |
| Sunday, September 8, 2024 | Grandparents' Day | Estonia |
| Sunday, September 8, 2024 | Day of Asturias | Spain |
| Sunday, September 8, 2024 | Day of Extremadura | Spain |
| Sunday, September 8, 2024 | Virgin of the Victory | Spain |
| Sunday, September 8, 2024 | Kosrae Liberation Day | Micronesia |
| Sunday, September 8, 2024 | Nativity of Mary | Lebanon |
| Sunday, September 8, 2024 | Nativity of Our Lady | Liechtenstein |
| Sunday, September 8, 2024 | Father's Day | Latvia |
| Sunday, September 8, 2024 | Independence Day | North Macedonia |
| Sunday, September 8, 2024 | Father's Day | North Macedonia |
| Sunday, September 8, 2024 | Our Lady of Victories | Malta |
| Sunday, September 8, 2024 | Ganesh Chaturthi | Mauritius |
| Sunday, September 8, 2024 | Feast of the Nativity of Mary | Philippines |
| Sunday, September 8, 2024 | International Literacy Day | United States |
| Sunday, September 8, 2024 | National Grandparents Day | United States |
| Monday, September 9, 2024 | Martyrs and Ahmad Shah Masoud Day | Afghanistan |
| Monday, September 9, 2024 | Thimphu Drubchoe (Thimphu only) | Bhutan |
| Monday, September 9, 2024 | Knabenschiessen | Switzerland |
| Monday, September 9, 2024 | Children's Day | Costa Rica |
| Monday, September 9, 2024 | Day off for Day of Asturias | Spain |
| Monday, September 9, 2024 | Kosrae Liberation Day observed | Micronesia |
| Monday, September 9, 2024 | Feast of Prophet Sabalan Eve | Israel |
| Monday, September 9, 2024 | National Day | North Korea |
| Monday, September 9, 2024 | Day off for Independence Day | North Macedonia |
| Monday, September 9, 2024 | Day of the Victims of Holocaust and of racial violence | Slovakia |
| Monday, September 9, 2024 | Independence Day | Tajikistan |
| Monday, September 9, 2024 | International Day to Protect Education from Attack | United States |
| Monday, September 9, 2024 | California Admission Day | United States |
| Tuesday, September 10, 2024 | St. George's Caye Day | Belize |
| Tuesday, September 10, 2024 | Teachers' Day | China |
| Tuesday, September 10, 2024 | Gibraltar Day | Gibraltar |
| Tuesday, September 10, 2024 | Children's Day | Honduras |
| Tuesday, September 10, 2024 | Feast of Prophet Sabalan | Israel |
| Tuesday, September 10, 2024 | Election Day Holiday | Jordan |
| Tuesday, September 10, 2024 | Repression Victims' Day | Mongolia |
| Tuesday, September 10, 2024 | World Suicide Prevention Day | United States |
| Wednesday, September 11, 2024 | Nayrouz | Egypt |
| Wednesday, September 11, 2024 | Geez New Year | Eritrea |
| Wednesday, September 11, 2024 | National Day of Catalonia | Spain |
| Wednesday, September 11, 2024 | Ethiopian New Year | Ethiopia |
| Wednesday, September 11, 2024 | Pohnpei Liberation Day | Micronesia |
| Wednesday, September 11, 2024 | First Responders Day | United States |
| Wednesday, September 11, 2024 | Patriot Day | United States |
| Wednesday, September 11, 2024 | Patriot Day | United States |
| Wednesday, September 11, 2024 | Our Lady of Coromoto | Venezuela |
| Thursday, September 12, 2024 | Martyrdom of Imam Hasan al-Askari | Iran |
| Thursday, September 12, 2024 | International Day for South-South Cooperation | United States |
| Thursday, September 12, 2024 | International Programmers' Day | United States |
| Friday, September 13, 2024 | Thimphu Tshechu (Thimphu only) | Bhutan |
| Friday, September 13, 2024 | Friday the 13th | United States |
| Saturday, September 14, 2024 | Thimphu Tshechu (Thimphu only) | Bhutan |
| Saturday, September 14, 2024 | Special Working Day | China |
| Saturday, September 14, 2024 | German Language Day | Germany |
| Saturday, September 14, 2024 | Battle of San Jacinto | Nicaragua |
| Sunday, September 15, 2024 | Mouloud | United Arab Emirates |
| Sunday, September 15, 2024 | Day of the Walloon Region | Belgium |
| Sunday, September 15, 2024 | The Prophet's Birthday | Burkina Faso |
| Sunday, September 15, 2024 | The Prophet's Birthday | Bahrain |
| Sunday, September 15, 2024 | Maouloud | Benin |
| Sunday, September 15, 2024 | Thimphu Tshechu (Thimphu only) | Bhutan |
| Sunday, September 15, 2024 | Swiss Federal Fast | Switzerland |
| Sunday, September 15, 2024 | The Prophet's Birthday | Cote d'Ivoire |
| Sunday, September 15, 2024 | The Prophet's Birthday | Cameroon |
| Sunday, September 15, 2024 | Mid-Autumn Festival Holiday | China |
| Sunday, September 15, 2024 | Independence Day | Costa Rica |
| Sunday, September 15, 2024 | Milad un Nabi | Djibouti |
| Sunday, September 15, 2024 | Prophet Mohamed's Birthday | Egypt |
| Sunday, September 15, 2024 | The Prophet's Birthday | Eritrea |
| Sunday, September 15, 2024 | Nuestra Señora de la Bien Aparecida | Spain |
| Sunday, September 15, 2024 | The Prophet's Birthday | Ethiopia |
| Sunday, September 15, 2024 | The Prophet's Birthday | Guinea |
| Sunday, September 15, 2024 | Independence Day | Guatemala |
| Sunday, September 15, 2024 | Confucius' Birthday | Hong Kong |
| Sunday, September 15, 2024 | Independence Day | Honduras |
| Sunday, September 15, 2024 | Onam | India |
| Sunday, September 15, 2024 | The Prophet's Birthday | Iraq |
| Sunday, September 15, 2024 | The Prophet's Birthday | Kuwait |
| Sunday, September 15, 2024 | The Prophet's Birthday | Lebanon |
| Sunday, September 15, 2024 | The Prophet's Birthday | Libya |
| Sunday, September 15, 2024 | Milad un Nabi | Maldives |
| Sunday, September 15, 2024 | Shout of Dolores | Mexico |
| Sunday, September 15, 2024 | Independence Day | Nicaragua |
| Sunday, September 15, 2024 | The Prophet's Birthday | Oman |
| Sunday, September 15, 2024 | Birth of Bocage | Portugal |
| Sunday, September 15, 2024 | The Prophet's Birthday | Russia |
| Sunday, September 15, 2024 | The Prophet's Birthday | Sudan |
| Sunday, September 15, 2024 | Incorporation of Primorska into the Motherland Day | Slovenia |
| Sunday, September 15, 2024 | Day of Our Lady of Sorrows | Slovakia |
| Sunday, September 15, 2024 | The Prophet's Birthday | Sierra Leone |
| Sunday, September 15, 2024 | Maouloud | Senegal |
| Sunday, September 15, 2024 | The Prophet's Birthday | Somalia |
| Sunday, September 15, 2024 | Independence Day | El Salvador |
| Sunday, September 15, 2024 | The Prophet's Birthday | Syria |
| Sunday, September 15, 2024 | The Prophet's Birthday | Chad |
| Sunday, September 15, 2024 | The Prophet's Birthday | Tunisia |
| Sunday, September 15, 2024 | International Day of Democracy | United States |
| Sunday, September 15, 2024 | First Day of National Hispanic Heritage Month | United States |
| Sunday, September 15, 2024 | Constitution Commemoration Day | United States |
| Sunday, September 15, 2024 | The Prophet's Birthday | Yemen |
| Monday, September 16, 2024 | The Prophet's Birthday | Afghanistan |
| Monday, September 16, 2024 | Day off for National Hero Day | Angola |
| Monday, September 16, 2024 | Milad un Nabi | Australia |
| Monday, September 16, 2024 | Hari Maulad Nabi | Australia |
| Monday, September 16, 2024 | Eid e-Milad-un Nabi | Bangladesh |
| Monday, September 16, 2024 | Madhu Purnima | Bangladesh |
| Monday, September 16, 2024 | Maulidur Rasul | Brunei |
| Monday, September 16, 2024 | Milad un Nabi | Canada |
| Monday, September 16, 2024 | Federal Fast Monday | Switzerland |
| Monday, September 16, 2024 | Mid-Autumn Festival Holiday | China |
| Monday, September 16, 2024 | The Prophet's Birthday | Algeria |
| Monday, September 16, 2024 | The Prophet's Birthday Holiday | Fiji |
| Monday, September 16, 2024 | The Prophet's Birthday | Gambia |
| Monday, September 16, 2024 | Public Sector Holiday | Guatemala |
| Monday, September 16, 2024 | Youman-Nabi | Guyana |
| Monday, September 16, 2024 | Maulid Nabi Muhammad | Indonesia |
| Monday, September 16, 2024 | Milad un-Nabi | India |
| Monday, September 16, 2024 | Prophet's Birthday | Jordan |
| Monday, September 16, 2024 | Respect for the Aged Day | Japan |
| Monday, September 16, 2024 | The Prophet's Birthday | Comoros |
| Monday, September 16, 2024 | National Heroes Day | Saint Kitts and Nevis |
| Monday, September 16, 2024 | Milad-Un-Nabi | Sri Lanka |
| Monday, September 16, 2024 | Martyrs' Day | Libya |
| Monday, September 16, 2024 | The Prophet Muhammad's Birthday | Morocco |
| Monday, September 16, 2024 | The Prophet's Birthday | Mali |
| Monday, September 16, 2024 | Milad un Nabi | Mauritania |
| Monday, September 16, 2024 | Independence Day | Mexico |
| Monday, September 16, 2024 | The Prophet Muhammad's Birthday | Malaysia |
| Monday, September 16, 2024 | Malaysia Day | Malaysia |
| Monday, September 16, 2024 | The Prophet's Birthday | Niger |
| Monday, September 16, 2024 | Id el Maulud | Nigeria |
| Monday, September 16, 2024 | Independence Day Holiday | Nicaragua |
| Monday, September 16, 2024 | Independence Day | Papua New Guinea |
| Monday, September 16, 2024 | Maulid un-Nabi | Philippines |
| Monday, September 16, 2024 | The Prophet's Birthday Holiday | Sierra Leone |
| Monday, September 16, 2024 | The Prophet's Birthday | Togo |
| Monday, September 16, 2024 | Maulid | Tanzania |
| Monday, September 16, 2024 | Milad un Nabi | United Kingdom |
| Monday, September 16, 2024 | The Prophet's Birthday | United States |
| Monday, September 16, 2024 | International Day for the Preservation of the Ozone Layer | United States |
| Monday, September 16, 2024 | Our Lady of Coromoto Holiday | Venezuela |
| Monday, September 16, 2024 | The Prophet's Birthday | Mayotte |
| Monday, September 16, 2024 | Milad un Nabi | South Africa |
| Tuesday, September 17, 2024 | National Hero Day | Angola |
| Tuesday, September 17, 2024 | National Unity Day | Belarus |
| Tuesday, September 17, 2024 | Mid-Autumn Festival | China |
| Tuesday, September 17, 2024 | Day of Melilla | Spain |
| Tuesday, September 17, 2024 | Mid-Autumn Festival | Hong Kong |
| Tuesday, September 17, 2024 | Teacher's Day | Honduras |
| Tuesday, September 17, 2024 | Chuseok Harvest Festival | North Korea |
| Tuesday, September 17, 2024 | Chuseok | South Korea |
| Tuesday, September 17, 2024 | Binara Full Moon Poya Day | Sri Lanka |
| Tuesday, September 17, 2024 | The Prophet Muhammad's Birthday Holiday | Morocco |
| Tuesday, September 17, 2024 | Public Sector Holiday | Nicaragua |
| Tuesday, September 17, 2024 | Indra Jatra | Nepal |
| Tuesday, September 17, 2024 | Eid Milad un-Nabi | Pakistan |
| Tuesday, September 17, 2024 | Birthday of Crown Prince Tupouto'a-'Ulukalala | Tonga |
| Tuesday, September 17, 2024 | Mid-Autumn Festival | Taiwan |
| Tuesday, September 17, 2024 | World Patient Safety Day | United States |
| Tuesday, September 17, 2024 | Constitution Day and Citizenship Day | United States |
| Wednesday, September 18, 2024 | National Day | Chile |
| Wednesday, September 18, 2024 | Day after Mid-Autumn Festival | Hong Kong |
| Wednesday, September 18, 2024 | Chuseok Holiday | South Korea |
| Wednesday, September 18, 2024 | Day after the Mid-Autumn-Festival | Macau |
| Wednesday, September 18, 2024 | Public Sector Holiday | Nicaragua |
| Wednesday, September 18, 2024 | International Equal Pay Day | United States |
| Wednesday, September 18, 2024 | Air Force Birthday | United States |
| Thursday, September 19, 2024 | Army Day | Chile |
| Thursday, September 19, 2024 | The Feast of Saint Januarius (Naples) | Italy |
| Thursday, September 19, 2024 | Independence Day | Saint Kitts and Nevis |
| Thursday, September 19, 2024 | Public Sector Holiday | Nicaragua |
| Thursday, September 19, 2024 | Constitution Day | Nepal |
| Thursday, September 19, 2024 | Foundation of the Slovak National Council Day | Slovakia |
| Friday, September 20, 2024 | Extended National Day Holiday | Chile |
| Friday, September 20, 2024 | German World Children's Day | Germany |
| Friday, September 20, 2024 | German World Children's Day | Germany |
| Friday, September 20, 2024 | Public Sector Holiday | Nicaragua |
| Friday, September 20, 2024 | National POW/MIA Recognition Day | United States |
| Saturday, September 21, 2024 | Independence Day | Armenia |
| Saturday, September 21, 2024 | Independence Day | Belize |
| Saturday, September 21, 2024 | Valentine's Day | Colombia |
| Saturday, September 21, 2024 | First day of Wiesn (Oktoberfest) | Germany |
| Saturday, September 21, 2024 | Kwame Nkrumah Memorial Day | Ghana |
| Saturday, September 21, 2024 | Birthday of Prophet Muhammad and Imam Sadeq | Iran |
| Saturday, September 21, 2024 | Independence Day | Malta |
| Saturday, September 21, 2024 | Public Sector Holiday | Nicaragua |
| Saturday, September 21, 2024 | St. Matthew's Day | Portugal |
| Saturday, September 21, 2024 | International Day of Peace | United States |
| Sunday, September 22, 2024 | September Equinox | Andorra |
| Sunday, September 22, 2024 | September Equinox | United Arab Emirates |
| Sunday, September 22, 2024 | September Equinox | Afghanistan |
| Sunday, September 22, 2024 | September Equinox | Antigua and Barbuda |
| Sunday, September 22, 2024 | September Equinox | Anguilla |
| Sunday, September 22, 2024 | September Equinox | Albania |
| Sunday, September 22, 2024 | September Equinox | Armenia |
| Sunday, September 22, 2024 | September Equinox | Angola |
| Sunday, September 22, 2024 | September Equinox | Argentina |
| Sunday, September 22, 2024 | September Equinox | American Samoa |
| Sunday, September 22, 2024 | European Heritage Days | Austria |
| Sunday, September 22, 2024 | September Equinox | Austria |
| Sunday, September 22, 2024 | September Equinox | Australia |
| Sunday, September 22, 2024 | September Equinox | Aruba |
| Sunday, September 22, 2024 | September Equinox | Azerbaijan |
| Sunday, September 22, 2024 | September Equinox | Bosnia and Herzegovina |
| Sunday, September 22, 2024 | September Equinox | Barbados |
| Sunday, September 22, 2024 | September Equinox | Bangladesh |
| Sunday, September 22, 2024 | September Equinox | Belgium |
| Sunday, September 22, 2024 | September Equinox | Burkina Faso |
| Sunday, September 22, 2024 | Independence Day | Bulgaria |
| Sunday, September 22, 2024 | September Equinox | Bulgaria |
| Sunday, September 22, 2024 | September Equinox | Bahrain |
| Sunday, September 22, 2024 | September Equinox | Burundi |
| Sunday, September 22, 2024 | September Equinox | Benin |
| Sunday, September 22, 2024 | September Equinox | St. Barts |
| Sunday, September 22, 2024 | September Equinox | Bermuda |
| Sunday, September 22, 2024 | September Equinox | Brunei |
| Sunday, September 22, 2024 | September Equinox | Bolivia |
| Sunday, September 22, 2024 | September Equinox | Brazil |
| Sunday, September 22, 2024 | September Equinox | The Bahamas |
| Sunday, September 22, 2024 | September Equinox | Bhutan |
| Sunday, September 22, 2024 | September Equinox | Botswana |
| Sunday, September 22, 2024 | September Equinox | Belarus |
| Sunday, September 22, 2024 | September Equinox | Belize |
| Sunday, September 22, 2024 | September Equinox | Canada |
| Sunday, September 22, 2024 | September Equinox | Congo Democratic Republic |
| Sunday, September 22, 2024 | September Equinox | Central African Republic |
| Sunday, September 22, 2024 | September Equinox | Congo |
| Sunday, September 22, 2024 | Mauritius Day | Switzerland |
| Sunday, September 22, 2024 | September Equinox | Switzerland |
| Sunday, September 22, 2024 | September Equinox | Cote d'Ivoire |
| Sunday, September 22, 2024 | September Equinox | Cook Islands |
| Sunday, September 22, 2024 | September Equinox | Chile |
| Sunday, September 22, 2024 | September Equinox | Cameroon |
| Sunday, September 22, 2024 | September Equinox | China |
| Sunday, September 22, 2024 | September Equinox | Colombia |
| Sunday, September 22, 2024 | September Equinox | Costa Rica |
| Sunday, September 22, 2024 | September Equinox | Cuba |
| Sunday, September 22, 2024 | September Equinox | Cabo Verde |
| Sunday, September 22, 2024 | September Equinox | Curaçao |
| Sunday, September 22, 2024 | September Equinox | Cyprus |
| Sunday, September 22, 2024 | September Equinox | Czechia |
| Sunday, September 22, 2024 | September Equinox | Germany |
| Sunday, September 22, 2024 | September Equinox | Djibouti |
| Sunday, September 22, 2024 | September Equinox | Denmark |
| Sunday, September 22, 2024 | September Equinox | Dominica |
| Sunday, September 22, 2024 | September Equinox | Dominican Republic |
| Sunday, September 22, 2024 | September Equinox | Algeria |
| Sunday, September 22, 2024 | September Equinox | Ecuador |
| Sunday, September 22, 2024 | Resistance Day | Estonia |
| Sunday, September 22, 2024 | September Equinox | Estonia |
| Sunday, September 22, 2024 | September Equinox | Egypt |
| Sunday, September 22, 2024 | September Equinox | Eritrea |
| Sunday, September 22, 2024 | September Equinox | Spain |
| Sunday, September 22, 2024 | September Equinox | Ethiopia |
| Sunday, September 22, 2024 | September Equinox | Finland |
| Sunday, September 22, 2024 | September Equinox | Falkland Islands |
| Sunday, September 22, 2024 | September Equinox | Micronesia |
| Sunday, September 22, 2024 | September Equinox | Faroe Islands |
| Sunday, September 22, 2024 | September Equinox | France |
| Sunday, September 22, 2024 | September Equinox | Gabon |
| Sunday, September 22, 2024 | September Equinox | Grenada |
| Sunday, September 22, 2024 | September Equinox | Georgia |
| Sunday, September 22, 2024 | September Equinox | French Guiana |
| Sunday, September 22, 2024 | September Equinox | Guernsey |
| Sunday, September 22, 2024 | September Equinox | Ghana |
| Sunday, September 22, 2024 | September Equinox | Gibraltar |
| Sunday, September 22, 2024 | September Equinox | Greenland |
| Sunday, September 22, 2024 | September Equinox | Gambia |
| Sunday, September 22, 2024 | September Equinox | Guinea |
| Sunday, September 22, 2024 | September Equinox | Equatorial Guinea |
| Sunday, September 22, 2024 | September Equinox | Greece |
| Sunday, September 22, 2024 | September Equinox | Guatemala |
| Sunday, September 22, 2024 | September Equinox | Guam |
| Sunday, September 22, 2024 | September Equinox | Guinea-Bissau |
| Sunday, September 22, 2024 | September Equinox | Guyana |
| Sunday, September 22, 2024 | September Equinox | Hong Kong |
| Sunday, September 22, 2024 | September Equinox | Honduras |
| Sunday, September 22, 2024 | September Equinox | Croatia |
| Sunday, September 22, 2024 | September Equinox | Haiti |
| Sunday, September 22, 2024 | September Equinox | Hungary |
| Sunday, September 22, 2024 | September Equinox | Indonesia |
| Sunday, September 22, 2024 | September Equinox | Ireland |
| Sunday, September 22, 2024 | September Equinox | Israel |
| Sunday, September 22, 2024 | September Equinox | Isle of Man |
| Sunday, September 22, 2024 | September Equinox | India |
| Sunday, September 22, 2024 | September Equinox | Iraq |
| Sunday, September 22, 2024 | September Equinox | Iran |
| Sunday, September 22, 2024 | September Equinox | Iceland |
| Sunday, September 22, 2024 | September Equinox | Italy |
| Sunday, September 22, 2024 | September Equinox | Jersey |
| Sunday, September 22, 2024 | September Equinox | Jamaica |
| Sunday, September 22, 2024 | September Equinox | Jordan |
| Sunday, September 22, 2024 | Autumn Equinox | Japan |
| Sunday, September 22, 2024 | September Equinox | Japan |
| Sunday, September 22, 2024 | September Equinox | Kenya |
| Sunday, September 22, 2024 | September Equinox | Kyrgyzstan |
| Sunday, September 22, 2024 | September Equinox | Cambodia |
| Sunday, September 22, 2024 | September Equinox | Comoros |
| Sunday, September 22, 2024 | September Equinox | Saint Kitts and Nevis |
| Sunday, September 22, 2024 | September Equinox | North Korea |
| Sunday, September 22, 2024 | September Equinox | South Korea |
| Sunday, September 22, 2024 | September Equinox | Kuwait |
| Sunday, September 22, 2024 | September Equinox | Cayman Islands |
| Sunday, September 22, 2024 | September Equinox | Kazakhstan |
| Sunday, September 22, 2024 | September Equinox | Laos |
| Sunday, September 22, 2024 | September Equinox | Lebanon |
| Sunday, September 22, 2024 | September Equinox | Saint Lucia |
| Sunday, September 22, 2024 | September Equinox | Liechtenstein |
| Sunday, September 22, 2024 | September Equinox | Sri Lanka |
| Sunday, September 22, 2024 | September Equinox | Liberia |
| Sunday, September 22, 2024 | September Equinox | Lesotho |
| Sunday, September 22, 2024 | September Equinox | Lithuania |
| Sunday, September 22, 2024 | September Equinox | Luxembourg |
| Sunday, September 22, 2024 | September Equinox | Latvia |
| Sunday, September 22, 2024 | September Equinox | Libya |
| Sunday, September 22, 2024 | September Equinox | Morocco |
| Sunday, September 22, 2024 | September Equinox | Monaco |
| Sunday, September 22, 2024 | September Equinox | Moldova |
| Sunday, September 22, 2024 | September Equinox | Montenegro |
| Sunday, September 22, 2024 | September Equinox | Saint Martin |
| Sunday, September 22, 2024 | September Equinox | Madagascar |
| Sunday, September 22, 2024 | September Equinox | North Macedonia |
| Sunday, September 22, 2024 | Independence Day | Mali |
| Sunday, September 22, 2024 | September Equinox | Mali |
| Sunday, September 22, 2024 | September Equinox | Myanmar |
| Sunday, September 22, 2024 | September Equinox | Mongolia |
| Sunday, September 22, 2024 | September Equinox | Macau |
| Sunday, September 22, 2024 | September Equinox | Northern Mariana Islands |
| Sunday, September 22, 2024 | September Equinox | Martinique |
| Sunday, September 22, 2024 | September Equinox | Mauritania |
| Sunday, September 22, 2024 | September Equinox | Montserrat |
| Sunday, September 22, 2024 | September Equinox | Mauritius |
| Sunday, September 22, 2024 | September Equinox | Maldives |
| Sunday, September 22, 2024 | September Equinox | Malawi |
| Sunday, September 22, 2024 | September Equinox | Mexico |
| Sunday, September 22, 2024 | September Equinox | Malaysia |
| Sunday, September 22, 2024 | September Equinox | Mozambique |
| Sunday, September 22, 2024 | September Equinox | Namibia |
| Sunday, September 22, 2024 | September Equinox | New Caledonia |
| Sunday, September 22, 2024 | September Equinox | Niger |
| Sunday, September 22, 2024 | September Equinox | Norfolk Island |
| Sunday, September 22, 2024 | September Equinox | Nigeria |
| Sunday, September 22, 2024 | Public Sector Holiday | Nicaragua |
| Sunday, September 22, 2024 | September Equinox | Nicaragua |
| Sunday, September 22, 2024 | September Equinox | Netherlands |
| Sunday, September 22, 2024 | September Equinox | Norway |
| Sunday, September 22, 2024 | September Equinox | Nepal |
| Sunday, September 22, 2024 | September Equinox | Oman |
| Sunday, September 22, 2024 | September Equinox | Panama |
| Sunday, September 22, 2024 | September Equinox | Peru |
| Sunday, September 22, 2024 | September Equinox | French Polynesia |
| Sunday, September 22, 2024 | September Equinox | Papua New Guinea |
| Sunday, September 22, 2024 | September Equinox | Philippines |
| Sunday, September 22, 2024 | September Equinox | Pakistan |
| Sunday, September 22, 2024 | September Equinox | Poland |
| Sunday, September 22, 2024 | September Equinox | Saint Pierre and Miquelon |
| Sunday, September 22, 2024 | September Equinox | Puerto Rico |
| Sunday, September 22, 2024 | September Equinox | Portugal |
| Sunday, September 22, 2024 | September Equinox | Palau |
| Sunday, September 22, 2024 | September Equinox | Paraguay |
| Sunday, September 22, 2024 | September Equinox | Qatar |
| Sunday, September 22, 2024 | September Equinox | Reunion |
| Sunday, September 22, 2024 | September Equinox | Romania |
| Sunday, September 22, 2024 | September Equinox | Serbia |
| Sunday, September 22, 2024 | September Equinox | Russia |
| Sunday, September 22, 2024 | September Equinox | Rwanda |
| Sunday, September 22, 2024 | Saudi National Day Holiday | Saudi Arabia |
| Sunday, September 22, 2024 | September Equinox | Saudi Arabia |
| Sunday, September 22, 2024 | September Equinox | Solomon Islands |
| Sunday, September 22, 2024 | September Equinox | Seychelles |
| Sunday, September 22, 2024 | September Equinox | Sudan |
| Sunday, September 22, 2024 | September Equinox | Sweden |
| Sunday, September 22, 2024 | September Equinox | Singapore |
| Sunday, September 22, 2024 | September Equinox | Saint Helena |
| Sunday, September 22, 2024 | September Equinox | Slovenia |
| Sunday, September 22, 2024 | September Equinox | Slovakia |
| Sunday, September 22, 2024 | September Equinox | Sierra Leone |
| Sunday, September 22, 2024 | September Equinox | San Marino |
| Sunday, September 22, 2024 | September Equinox | Senegal |
| Sunday, September 22, 2024 | September Equinox | Somalia |
| Sunday, September 22, 2024 | September Equinox | Suriname |
| Sunday, September 22, 2024 | September Equinox | South Sudan |
| Sunday, September 22, 2024 | September Equinox | Sao Tome and Principe |
| Sunday, September 22, 2024 | September Equinox | El Salvador |
| Sunday, September 22, 2024 | September Equinox | Sint Maarten |
| Sunday, September 22, 2024 | September Equinox | Syria |
| Sunday, September 22, 2024 | September Equinox | Eswatini |
| Sunday, September 22, 2024 | September Equinox | Turks and Caicos Islands |
| Sunday, September 22, 2024 | September Equinox | Chad |
| Sunday, September 22, 2024 | September Equinox | Togo |
| Sunday, September 22, 2024 | September Equinox | Thailand |
| Sunday, September 22, 2024 | September Equinox | Tajikistan |
| Sunday, September 22, 2024 | September Equinox | East Timor |
| Sunday, September 22, 2024 | September Equinox | Turkmenistan |
| Sunday, September 22, 2024 | September Equinox | Tunisia |
| Sunday, September 22, 2024 | September Equinox | Turkey |
| Sunday, September 22, 2024 | September Equinox | Trinidad and Tobago |
| Sunday, September 22, 2024 | September Equinox | Taiwan |
| Sunday, September 22, 2024 | September Equinox | Tanzania |
| Sunday, September 22, 2024 | September Equinox | Ukraine |
| Sunday, September 22, 2024 | September Equinox | Uganda |
| Sunday, September 22, 2024 | September Equinox | United Kingdom |
| Sunday, September 22, 2024 | Emancipation Day | United States |
| Sunday, September 22, 2024 | September Equinox | United States |
| Sunday, September 22, 2024 | September Equinox | Uruguay |
| Sunday, September 22, 2024 | September Equinox | Uzbekistan |
| Sunday, September 22, 2024 | September Equinox | Vatican City (Holy See) |
| Sunday, September 22, 2024 | September Equinox | Saint Vincent and the Grenadines |
| Sunday, September 22, 2024 | September Equinox | Venezuela |
| Sunday, September 22, 2024 | September Equinox | British Virgin Islands |
| Sunday, September 22, 2024 | September Equinox | US Virgin Islands |
| Sunday, September 22, 2024 | September Equinox | Vietnam |
| Sunday, September 22, 2024 | September Equinox | Vanuatu |
| Sunday, September 22, 2024 | September Equinox | Kosovo |
| Sunday, September 22, 2024 | September Equinox | Yemen |
| Sunday, September 22, 2024 | September Equinox | Mayotte |
| Sunday, September 22, 2024 | September Equinox | South Africa |
| Sunday, September 22, 2024 | September Equinox | Zambia |
| Sunday, September 22, 2024 | September Equinox | Zimbabwe |
| Monday, September 23, 2024 | King's Birthday | Australia |
| Monday, September 23, 2024 | Day off for Independence Day | Bulgaria |
| Monday, September 23, 2024 | Blessed Rainy Day | Bhutan |
| Monday, September 23, 2024 | September Equinox | Fiji |
| Monday, September 23, 2024 | Kwame Nkrumah Memorial Day observed | Ghana |
| Monday, September 23, 2024 | Autumn Equinox observed | Japan |
| Monday, September 23, 2024 | September Equinox | Kiribati |
| Monday, September 23, 2024 | Public Sector Holiday | Sri Lanka |
| Monday, September 23, 2024 | September Equinox | Marshall Islands |
| Monday, September 23, 2024 | Baptism of the Prophet | Mali |
| Monday, September 23, 2024 | September Equinox | Nauru |
| Monday, September 23, 2024 | September Equinox | New Zealand |
| Monday, September 23, 2024 | South Canterbury Anniversary Day | New Zealand |
| Monday, September 23, 2024 | Saudi National Day | Saudi Arabia |
| Monday, September 23, 2024 | Slovenian Sports Day | Slovenia |
| Monday, September 23, 2024 | September Equinox | Tonga |
| Monday, September 23, 2024 | September Equinox | Tuvalu |
| Monday, September 23, 2024 | International Day of Sign Languages | United States |
| Monday, September 23, 2024 | International Celebrate Bisexuality Day | United States |
| Monday, September 23, 2024 | American Indian Day | United States |
| Monday, September 23, 2024 | September Equinox | Wallis and Futuna |
| Monday, September 23, 2024 | September Equinox | Samoa |
| Tuesday, September 24, 2024 | Saint Rupert's Day | Austria |
| Tuesday, September 24, 2024 | Feast of Our Lady of Mercy | Dominican Republic |
| Tuesday, September 24, 2024 | Independence Day (National Day) | Guinea-Bissau |
| Tuesday, September 24, 2024 | Constitutional Day | Cambodia |
| Tuesday, September 24, 2024 | New Caledonia Day | New Caledonia |
| Tuesday, September 24, 2024 | Armed Forces Day | Peru |
| Tuesday, September 24, 2024 | Anniversary of the Failed Attack on Lomé | Togo |
| Tuesday, September 24, 2024 | Mahidol Day | Thailand |
| Tuesday, September 24, 2024 | Republic Day | Trinidad and Tobago |
| Tuesday, September 24, 2024 | Heritage Day | South Africa |
| Wednesday, September 25, 2024 | St. Nicholas of Flüe | Switzerland |
| Wednesday, September 25, 2024 | Unification Day of Istria, Rijeka, Zadar, and the Islands | Croatia |
| Wednesday, September 25, 2024 | Armed Forces Day | Mozambique |
| Wednesday, September 25, 2024 | Jitiya Parwa | Nepal |
| Wednesday, September 25, 2024 | Sir Hammer DeRoburt Day | Nauru |
| Thursday, September 26, 2024 | World Maritime Day | United States |
| Thursday, September 26, 2024 | International Day for the Total Elimination of Nuclear Weapons | United States |
| Thursday, September 26, 2024 | Revolution Day | Yemen |
| Friday, September 27, 2024 | Friday before the AFL Grand Final | Australia |
| Friday, September 27, 2024 | Day of the French Community | Belgium |
| Friday, September 27, 2024 | World Tourism Day | Congo Democratic Republic |
| Friday, September 27, 2024 | Meskel | Eritrea |
| Friday, September 27, 2024 | Meskel | Ethiopia |
| Friday, September 27, 2024 | Julien Alfred Day | Saint Lucia |
| Friday, September 27, 2024 | Manit Day | Marshall Islands |
| Friday, September 27, 2024 | National Youth Day | Turks and Caicos Islands |
| Friday, September 27, 2024 | Independence Day | Turkmenistan |
| Friday, September 27, 2024 | World Tourism Day | United States |
| Friday, September 27, 2024 | Native American Day | United States |
| Friday, September 27, 2024 | Native American Day | United States |
| Friday, September 27, 2024 | American Indian Heritage Day | United States |
| Friday, September 27, 2024 | American Indian Heritage Day | United States |
| Friday, September 27, 2024 | Michigan Indian Day | United States |
| Saturday, September 28, 2024 | St. Wenceslas Day | Czechia |
| Saturday, September 28, 2024 | International Bosniaks' Day (for Bosniak community) | North Macedonia |
| Saturday, September 28, 2024 | Teachers' Day | Taiwan |
| Saturday, September 28, 2024 | International Day for Universal Access to Information | United States |
| Saturday, September 28, 2024 | World Rabies Day | United States |
| Saturday, September 28, 2024 | Public Lands Day | United States |
| Saturday, September 28, 2024 | National Public Lands Day | United States |
| Saturday, September 28, 2024 | Day of Bosnians | Kosovo |
| Sunday, September 29, 2024 | Special Working Day | China |
| Sunday, September 29, 2024 | Birthday of the Sultan of Kelantan | Malaysia |
| Sunday, September 29, 2024 | Boqueron Battle Victory Day | Paraguay |
| Sunday, September 29, 2024 | International Day of Awareness of Food Loss and Waste | United States |
| Sunday, September 29, 2024 | World Heart Day | United States |
| Sunday, September 29, 2024 | Gold Star Mother's Day | United States |
| Monday, September 30, 2024 | Botswana Day | Botswana |
| Monday, September 30, 2024 | National Day for Truth and Reconciliation | Canada |
| Monday, September 30, 2024 | National Day for Truth and Reconciliation | Canada |
| Monday, September 30, 2024 | National Day for Truth and Reconciliation | Canada |
| Monday, September 30, 2024 | Morazan's Week Holiday | Honduras |
| Monday, September 30, 2024 | Holiday for Birthday of the Sultan of Kelantan | Malaysia |
| Monday, September 30, 2024 | Boqueron Battle Victory Day Holiday | Paraguay |
| Monday, September 30, 2024 | Nationalization of the Roças | Sao Tome and Principe |
| Monday, September 30, 2024 | International Translation Day | United States |