Thailand has a total of 31 holidays in 2033. In the table below, you will find the details of the holidays and when they are observed. All the information display 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.

Holiday Date Details
New Year's Day
Saturday, January 1, 2033 New Year’s Day is the first day of the year, or January 1, in the Gregorian calendar.
Day off for New Year's Day
Monday, January 3, 2033 New Year’s Day is the first day of the year, or January 1, in the Gregorian calendar.
National Children's Day
Saturday, January 8, 2033 National Children's Day is a observance in Thailand
Teachers' Day
Sunday, January 16, 2033 Teachers' Day is a observance in Thailand
Chinese New Year's Day
Monday, January 31, 2033 Lunar New Year is the first day of the Chinese calendar, which is a lunisolar calendar mainly used for traditional celebrations.
Second Day of Chinese New Year
Tuesday, February 1, 2033 Second Day of Chinese New Year is a observance in Thailand
Third Day of Chinese New Year
Wednesday, February 2, 2033 Third Day of Chinese New Year is a observance in Thailand
Valentine's Day
Monday, February 14, 2033 February 14 is Valentine's Day or Saint Valentine's Feast. The day of love owes its origins to ancient Roman and European Christian traditions.
March Equinox
Sunday, March 20, 2033 March Equinox in Thailand (Bangkok)
Chakri Day
Wednesday, April 6, 2033 Chakri Day is a national holiday in Thailand
Songkran
Wednesday, April 13, 2033 Songkran is a national holiday in Thailand
Songkran Holiday
Thursday, April 14, 2033 Songkran Holiday is a national holiday in Thailand
Labor Day
Sunday, May 1, 2033 Labor Day, International Workers' Day, and May Day, is a day off for workers in many countries around the world.
Labor Day observed
Monday, May 2, 2033 Labor Day, International Workers' Day, and May Day, is a day off for workers in many countries around the world.
Coronation Day
Wednesday, May 4, 2033 Coronation Day is a national holiday in Thailand
Queen Suthida's Birthday
Friday, June 3, 2033 Queen Suthida's Birthday is a national holiday in Thailand
June Solstice
Tuesday, June 21, 2033 June Solstice in Thailand (Bangkok)
King Vajiralongkorn's Birthday
Thursday, July 28, 2033 King Vajiralongkorn's Birthday is a national holiday in Thailand
The Queen's Birthday
Friday, August 12, 2033 The Queen's Birthday is a national holiday in Thailand
September Equinox
Thursday, September 22, 2033 September Equinox in Thailand (Bangkok)
Anniversary of the Death of King Bhumibol
Thursday, October 13, 2033 Anniversary of the Death of King Bhumibol is a national holiday in Thailand
Chulalongkorn Day
Sunday, October 23, 2033 Chulalongkorn Day is a national holiday in Thailand
Day off for Chulalongkorn Day
Monday, October 24, 2033 Chulalongkorn Day is a national holiday in Thailand
Halloween
Monday, October 31, 2033 Halloween is a festive occasion that is celebrated in many countries on October 31 each year.
King Bhumibol's Birthday/Father's Day
Monday, December 5, 2033 Father’s Day celebrates fatherhood and male parenting on different dates worldwide.
Constitution Day
Saturday, December 10, 2033 Constitution Day is a national holiday in Thailand
Substitute Holiday for Constitution Day
Monday, December 12, 2033 Substitute Holiday for Constitution Day is a national holiday in Thailand
December Solstice
Wednesday, December 21, 2033 December Solstice in Thailand (Bangkok)
Christmas Eve
Saturday, December 24, 2033 Christmas Eve is the day before Christmas Day and falls on December 24 in the Gregorian calendar.
Christmas Day
Sunday, December 25, 2033 Christmas Day is one of the biggest Christian celebrations and falls on December 25 in the Gregorian calendar.
New Year's Eve
Saturday, December 31, 2033 New Year’s Eve is the last day of the year, December 31, in the Gregorian calendar.
API icon

Start using our Holiday API

Use our Holiday data in your applications programmatically. No credit card is required to start.

Worldwide 2025 Holidays By Months
January 2025
February 2025
March 2025
April 2025
May 2025
June 2025
July 2025
August 2025
September 2025
October 2025
November 2025
December 2025