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
