On this page, you can find a calendar of all the observances the United Nations and its agencies have established, and that are recognized in countries across the world. The dates are generally set the same every year; the weekday they fall on is the only change.
World Events United Nations Global Observances
Date Day Holiday
4 Feb Fri World Cancer Day
13 Feb Sun World Radio Day
20 Feb Sun World Day of Social Justice
21 Feb Mon International Mother Language Day
1 Mar International Children’s Book Day
3 Mar Thu World Wildlife Day
8 Mar Tue International Women’s Day
20 Mar Sun International Day of Happiness
21 Mar Mon World Poetry Day
21 Mar Mon World Down Syndrome Day
21 Mar Mon International Day of Nowruz
21 Mar Mon International Day of Forests
22 Mar Tue World Water Day
23 Mar Wed World Meteorological Day
24 Mar Thu World Tuberculosis Day
2 Apr Sat World Autism Awareness Day
7 Apr Thu World Health Day
12 Apr THU International Day For Street Children
22 Apr Fri International Mother Earth Day
23 Apr Sat World Book and Copyright Day
25 Apr Mon World Malaria Day
26 Apr Tue World Intellectual Property Day
28 Apr Thu World Day for Safety and Health at Work
29 Apr Fri International Dance Day
30 Apr Sat International Jazz Day
3 May Tue World Press Freedom Day
15 May Sun International Day of Families
17 May Tue World Telecommunication and Information Society Day
22 May Sun International Day for Biological Diversity
29 May Sun International Day of UN Peacekeepers
31 May Tue World No-Tobacco Day
1 Jun Wed Global Day of Parents
5 Jun Sun World Environment Day
8 Jun Wed World Oceans Day
14 Jun Tue World Blood Donor Day
17 Jun Fri World Day to Combat Desertification and Drought
20 Jun Mon World Refugee Day
21 Jun Tue International Day of Yoga
23 Jun Thu International Widow’s Day
26 Jun Sun International Day in Support of Victims of Torture
30 Jun Thu International Asteroid Day
2 Jul Sat International Day of Cooperatives
11 Jul Mon World Population Day
12 Jul Tue Malala Day
15 Jul Fri World Youth Skills Day
18 Jul Mon Nelson Mandela International Day
28 Jul Thu World Hepatitis Day
30 Jul Sat International Day of Friendship
9 Aug Tue International Day of the World’s Indigenous People
12 Aug Fri International Youth Day
19 Aug Fri World Humanitarian Day
29 Aug Mon International Day against Nuclear Tests
8 Sep Thu International Literacy Day
10 Sep Sat World Suicide Prevention Day
15 Sep Thu International Day of Democracy
21 Sep Wed International Day of Peace
27 Sep Tue World Tourism Day
28 Sep Wed World Rabies Day
29 Sep Thu World Heart Day
1 Oct Sat International Day of Older Persons
2 Oct Sun International Day of Non-Violence
3 Oct Mon World Habitat Day
5 Oct Wed World Teachers’ Day
9 Oct Sun World Post Day
10 Oct Mon World Mental Health Day
11 Oct Tue International Day of the Girl Child
13 Oct Thu World Sight Day
13 Oct Thu International Day for Disaster Reduction
16 Oct Sun World Food Day
17 Oct Mon International Day for the Eradication of Poverty
24 Oct Mon World Development Information Day
24 Oct Mon United Nations Day
27 Oct Thu World Day for Audiovisual Heritage
29 Oct Sat World Stroke Day
10 Nov Thu World Science Day for Peace and Development
12 Nov Sat World Pneumonia Day
13 Nov Sun World Kindness Day
14 Nov Mon World Diabetes Day
16 Nov Wed International Day for Tolerance
17 Nov Thu World Philosophy Day
20 Nov Sun Universal Children’s Day
20 Nov Sun Africa Industrialization Day
20 Nov Sun World Day of Remembrance for Road Traffic Victims
21 Nov Mon World Television Day
1 Dec Thu World AIDS Day
2 Dec Fri International Day for the Abolition of Slavery
3 Dec Sat International Day of Persons with Disabilities
5 Dec Mon World Soil Day
7 Dec Wed International Civil Aviation Day
9 Dec Fri International Anti-Corruption Day
10 Dec Sat Human Rights Day
11 Dec Sun International Mountain Day
18 Dec Sun International Migrants Day
20 Dec Tue International Human Solidarity Day