Cook Islands has a total of 17 holidays in 2025. 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.

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Holiday Date Details
New Year's Day
Wednesday, January 1, 2025 New Year’s Day is the first day of the year, or January 1, in the Gregorian calendar.
Day After New Year's Day
Thursday, January 2, 2025 Day After New Year's Day is a public holiday in Cook Islands
March Equinox
Thursday, March 20, 2025 March Equinox in Cook Islands (Rarotonga)
Good Friday
Friday, April 18, 2025 Good Friday is a global Christian observance two days before Easter Sunday.
Easter Sunday
Sunday, April 20, 2025 Easter Sunday commemorates Jesus Christ’s resurrection, according to Christian belief.
Easter Monday
Monday, April 21, 2025 Easter Monday is the day after Easter Sunday.
ANZAC Day
Friday, April 25, 2025 ANZAC Day is a public holiday in Cook Islands
Sovereign's Birthday
Monday, June 2, 2025 Sovereign's Birthday is a public holiday in Cook Islands
June Solstice
Saturday, June 21, 2025 June Solstice in Cook Islands (Rarotonga)
Ui Ariki Day
Friday, July 4, 2025 Ui Ariki Day is a public holiday in Cook Islands
Constitution Day
Monday, August 4, 2025 Constitution Day is a public holiday in Cook Islands
September Equinox
Monday, September 22, 2025 September Equinox in Cook Islands (Rarotonga)
Gospel Day
Sunday, October 26, 2025 Gospel Day is a public holiday in Cook Islands
Gospel Day observed
Monday, October 27, 2025 Gospel Day is a public holiday in Cook Islands
December Solstice
Sunday, December 21, 2025 December Solstice in Cook Islands (Rarotonga)
Christmas Day
Thursday, December 25, 2025 Christmas Day is one of the biggest Christian celebrations and falls on December 25 in the Gregorian calendar.
Boxing Day
Friday, December 26, 2025 Boxing Day is a public holiday in Cook Islands
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Worldwide 2025 Holidays By Months
January 2025
February 2025
March 2025
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