WhatDate

International days

United Nations international days and other days kept on a fixed date worldwide.

112 dates for 38 events, 2026–2028 · 80 still to come · Sources checked 24 October 2026

2026

DateEvent
Thursday, 1 January 2026New Year's Day
Friday, 20 February 2026World Day of Social Justice
Saturday, 21 February 2026International Mother Language Day
Tuesday, 3 March 2026World Wildlife Day
Sunday, 8 March 2026International Women's Day
Friday, 20 March 2026International Day of Happiness
Sunday, 22 March 2026World Water Day
Tuesday, 7 April 2026World Health Day
Wednesday, 22 April 2026International Mother Earth Day
Thursday, 23 April 2026World Book and Copyright Day
Friday, 1 May 2026Buddha Purnima
Friday, 1 May 2026International Workers' Day
Sunday, 3 May 2026World Press Freedom Day
Friday, 15 May 2026International Day of Families
Friday, 22 May 2026International Day for Biological Diversity
Friday, 5 June 2026World Environment Day
Monday, 8 June 2026World Oceans Day
Saturday, 20 June 2026World Refugee Day
Sunday, 21 June 2026International Day of Yoga
Saturday, 11 July 2026World Population Day
Wednesday, 12 August 2026International Youth Day
Saturday, 5 September 2026International Day of Charity
Tuesday, 8 September 2026International Literacy Day
Monday, 21 September 2026International Day of Peace
Sunday, 27 September 2026World Tourism Day
Thursday, 1 October 2026International Day of Older Persons
Friday, 2 October 2026International Day of Non-Violence
Monday, 5 October 2026World Teachers' Day
Saturday, 10 October 2026World Mental Health Day
Sunday, 11 October 2026International Day of the Girl Child
Friday, 16 October 2026World Food Day
Saturday, 24 October 2026United Nations Day
Wednesday, 25 November 2026International Day for the Elimination of Violence against Women
Tuesday, 1 December 2026World AIDS Day
Thursday, 3 December 2026International Day of Persons with Disabilities
Thursday, 10 December 2026Human Rights Day
Friday, 25 December 2026Christmas
Thursday, 31 December 2026New Year's Eve

2027

DateEvent
Friday, 1 January 2027New Year's Day
Saturday, 20 February 2027World Day of Social Justice
Sunday, 21 February 2027International Mother Language Day
Wednesday, 3 March 2027World Wildlife Day
Monday, 8 March 2027International Women's Day
Saturday, 20 March 2027International Day of Happiness
Monday, 22 March 2027World Water Day
Wednesday, 7 April 2027World Health Day
Thursday, 22 April 2027International Mother Earth Day
Friday, 23 April 2027World Book and Copyright Day
Saturday, 1 May 2027International Workers' Day
Monday, 3 May 2027World Press Freedom Day
Saturday, 15 May 2027International Day of Families
Saturday, 22 May 2027International Day for Biological Diversity
Saturday, 5 June 2027World Environment Day
Tuesday, 8 June 2027World Oceans Day
Sunday, 20 June 2027World Refugee Day
Monday, 21 June 2027International Day of Yoga
Sunday, 11 July 2027World Population Day
Thursday, 12 August 2027International Youth Day
Sunday, 5 September 2027International Day of Charity
Wednesday, 8 September 2027International Literacy Day
Tuesday, 21 September 2027International Day of Peace
Monday, 27 September 2027World Tourism Day
Friday, 1 October 2027International Day of Older Persons
Saturday, 2 October 2027International Day of Non-Violence
Tuesday, 5 October 2027World Teachers' Day
Sunday, 10 October 2027World Mental Health Day
Monday, 11 October 2027International Day of the Girl Child
Saturday, 16 October 2027World Food Day
Sunday, 24 October 2027United Nations Day
Thursday, 25 November 2027International Day for the Elimination of Violence against Women
Wednesday, 1 December 2027World AIDS Day
Friday, 3 December 2027International Day of Persons with Disabilities
Friday, 10 December 2027Human Rights Day
Saturday, 25 December 2027Christmas
Friday, 31 December 2027New Year's Eve

2028

DateEvent
Saturday, 1 January 2028New Year's Day
Sunday, 20 February 2028World Day of Social Justice
Monday, 21 February 2028International Mother Language Day
Friday, 3 March 2028World Wildlife Day
Wednesday, 8 March 2028International Women's Day
Monday, 20 March 2028International Day of Happiness
Wednesday, 22 March 2028World Water Day
Friday, 7 April 2028World Health Day
Saturday, 22 April 2028International Mother Earth Day
Sunday, 23 April 2028World Book and Copyright Day
Monday, 1 May 2028International Workers' Day
Wednesday, 3 May 2028World Press Freedom Day
Monday, 15 May 2028International Day of Families
Monday, 22 May 2028International Day for Biological Diversity
Monday, 5 June 2028World Environment Day
Thursday, 8 June 2028World Oceans Day
Tuesday, 20 June 2028World Refugee Day
Wednesday, 21 June 2028International Day of Yoga
Tuesday, 11 July 2028World Population Day
Saturday, 12 August 2028International Youth Day
Tuesday, 5 September 2028International Day of Charity
Friday, 8 September 2028International Literacy Day
Thursday, 21 September 2028International Day of Peace
Wednesday, 27 September 2028World Tourism Day
Sunday, 1 October 2028International Day of Older Persons
Monday, 2 October 2028International Day of Non-Violence
Thursday, 5 October 2028World Teachers' Day
Tuesday, 10 October 2028World Mental Health Day
Wednesday, 11 October 2028International Day of the Girl Child
Monday, 16 October 2028World Food Day
Tuesday, 24 October 2028United Nations Day
Saturday, 25 November 2028International Day for the Elimination of Violence against Women
Friday, 1 December 2028World AIDS Day
Sunday, 3 December 2028International Day of Persons with Disabilities
Sunday, 10 December 2028Human Rights Day
Monday, 25 December 2028Christmas
Sunday, 31 December 2028New Year's Eve

Sources and files

Calendar files with these dates, each with its own sources and change log:

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