List of International Days and Weeks
The United Nations designates a number of International Days and Weeks each year to promote global awareness, reflection, and action on pressing issues that impact people and the planet. These observances serve as key moments to engage governments, organizations, and individuals in advancing peace, sustainable development, human rights, and international cooperation. Rooted in United Nations resolutions and supported by UN system entities, each observance reinforces the values of the UN Charter and the commitments outlined in the 2030 Agenda for Sustainable Development. Browse the calendar to explore how the international community unites throughout the year to uphold shared global priorities.
January
04 Jan | World Braille Day (A/RES/73/161)
24 Jan | International Day of Education (A/RES/73/25)
26 Jan | International Day of Clean Energy (A/RES/77/327)
27 Jan | International Day of Commemoration in Memory of the Victims of the Holocaust (A/RES/60/7)
28 Jan | International Day of Peaceful Coexistence (A/RES/79/269)
February
01 Feb | World Interfaith Harmony Week, 1-7 February (A/RES/65/5)
02 Feb | World Wetlands Day (A/RES/75/317)
04 Feb | International Day of Human Fraternity (A/RES/75/200)
06 Feb | International Day of Zero Tolerance to Female Genital Mutilation (A/RES/67/146)
10 Feb | World Pulses Day (A/RES/73/251)
10 Feb | International Day of the Arabian Leopard (A/RES/77/295)
11 Feb | International Day of Women and Girls in Science (A/RES/70/212)
12 Feb | International Day for the Prevention of Violent Extremism as and when Conducive to Terrorism (A/RES/77/243)
13 Feb | World Radio Day (A/RES/67/124)
17 Feb | Global Tourism Resilience Day (A/RES/77/269)
20 Feb | World Day of Social Justice (A/RES/62/10)
21 Feb | International Mother Language Day (A/RES/56/262)
March
01 Mar | Zero Discrimination Day
01 Mar | World Seagrass Day (A/RES/76/265)
03 Mar | World Wildlife Day (A/RES/68/205)
05 Mar | International Day for Disarmament and Non-Proliferation Awareness (A/RES/77/51)
08 Mar | International Women's Day
10 Mar | International Day of Women Judges (A/RES/75/274)
15 Mar | International Day to Combat Islamophobia (A/RES/76/254)
20 Mar | International Day of Happiness (A/RES/66/281)
20 Mar | French Language Day
21 Mar | World Day for Glaciers (A/RES/77/158)
April
02 Apr | World Autism Awareness Day
04 Apr | International Day for Mine Awareness and Assistance in Mine Action
05 Apr | International Day of Conscience
06 Apr | International Day of Sport for Development and Peace
07 Apr | International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda
07 Apr | World Health Day
12 Apr | International Day of Human Space Flight
14 Apr | World Chagas Disease Day
20 Apr | Chinese Language Day
21 Apr | World Creativity and Innovation Day
22 Apr | International Mother Earth Day
23 Apr | World Book and Copyright Day
23 Apr | English Language Day
23 Apr | Spanish Language Day
24 Apr | International Girls in ICT Day
24 Apr | World Immunization Week
24 Apr | International Day of Multilateralism and Diplomacy for Peace
25 Apr | World Malaria Day
25 Apr | International Delegate’s Day
26 Apr | International Chernobyl Disaster Remembrance Day
26 Apr | World Intellectual Property Day
28 Apr | World Day for Safety and Health at Work
30 Apr | International Jazz Day
May
02 May | World Tuna Day
03 May | World Press Freedom Day
05 May | World Portuguese Language Day
08 May | Time of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World War
10 May | International Day of Argania
10 May | World Migratory Bird Day
12 May | International Day of Plant Health
12 May | Vesak, the Day of the Full Moon
15 May | International Day of Families
16 May | International Day of Living Together in Peace
16 May | International Day of Light
17 May | World Telecommunication and Information Society Day
19 May | World Fair Play Day
20 May | World Bee Day
21 May | International Tea Day
21 May | World Day for Cultural Diversity for Dialogue and Development
22 May | International Day for Biological Diversity
23 May | International Day to End Obstetric Fistula
24 May | International Day of the Markhor
25 May | World Football Day
25–31 May | Week of Solidarity with the Peoples of Non-Self-Governing Territories
29 May | International Day of UN Peacekeepers
30 May | International Day of Potato
31 May | World No-Tobacco Day
June
01 Jun | Global Day of Parents
03 Jun | World Bicycle Day
04 Jun | International Day of Innocent Children Victims of Aggression
05 Jun | World Environment Day
05 Jun | International Day for the Fight against Illegal, Unreported and Unregulated Fishing
06 Jun | Russian Language Day
07 Jun | World Food Safety Day
08 Jun | World Oceans Day
10 Jun | International Day for Dialogue among Civilizations
11 Jun | International Day of Play
12 Jun | World Day Against Child Labour
13 Jun | International Albinism Awareness Day
14 Jun | World Blood Donor Day
15 Jun | World Elder Abuse Awareness Day
16 Jun | International Day of Family Remittances
17 Jun | World Day to Combat Desertification and Drought
18 Jun | Sustainable Gastronomy Day
18 Jun | International Day for Countering Hate Speech
19 Jun | International Day for the Elimination of Sexual Violence in Conflict
20 Jun | World Refugee Day
21 Jun | International Day of Yoga
21 Jun | International Day of the Celebration of the Solstice
23 Jun | United Nations Public Service Day
23 Jun | International Widows' Day
24 Jun | International Day of Women in Diplomacy
25 Jun | Day of the Seafarer
26 Jun | International Day against Drug Abuse and Illicit Trafficking
26 Jun | United Nations International Day in Support of Victims of Torture
27 Jun | Micro-, Small and Medium-sized Enterprises Day
29 Jun | International Day of the Tropics
30 Jun | International Asteroid Day
30 Jun | International Day of Parliamentarism
July
05 Jul | International Day of Cooperatives
07 Jul | World Kiswahili Language Day
11 Jul | World Population Day
11 Jul | International Day of Reflection and Commemoration of the 1995 Genocide in Srebrenica
12 Jul | International Day of Combating Sand and Dust Storms
12 Jul | International Day of Hope
15 Jul | World Youth Skills Day
18 Jul | Nelson Mandela International Day
20 Jul | World Chess Day
20 Jul | International Moon Day
25 Jul | International Day of Women and Girls of African Descent
25 Jul | World Drowning Prevention Day
25 Jul | International Day on Judicial Well-being
28 Jul | World Hepatitis Day
30 Jul | International Day of Friendship
30 Jul | World Day against Trafficking in Persons
August
01–07 Aug | World Breastfeeding Week
09 Aug | International Day of the World's Indigenous Peoples
11 Aug | World Steelpan Day
12 Aug | International Youth Day
19 Aug | World Humanitarian Day
21 Aug | International Day of Remembrance and Tribute to the Victims of Terrorism
22 Aug | International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief
23 Aug | International Day for the Remembrance of the Slave Trade and Its Abolition
27 Aug | World Lake Day
29 Aug | International Day against Nuclear Tests
30 Aug | International Day of the Victims of Enforced Disappearances
31 Aug | International Day for People of African Descent
September
05 Sep | International Day of Charity
07 Sep | World Duchenne Awareness Day
07 Sep | International Day of Clean Air for Blue Skies
07 Sep | International Day of Police Cooperation
08 Sep | International Literacy Day
09 Sep | International Day to Protect Education from Attack
12 Sep | United Nations Day for South-South Cooperation
15 Sep | International Day of Democracy
16 Sep | International Day of Science, Technology and Innovation for the South
16 Sep | International Day for Interventional Cardiology
16 Sep | International Day for the Preservation of the Ozone Layer
17 Sep | World Patient Safety Day
18 Sep | International Equal Pay Day
20 Sep | World Cleanup Day
21 Sep | International Day of Peace
23 Sep | International Day of Sign Languages
25 Sep | World Maritime Day
26 Sep | International Day for the Total Elimination of Nuclear Weapons
27 Sep | World Tourism Day
28 Sep | International Day for Universal Access to Information
29 Sep | International Day of Awareness of Food Loss and Waste
30 Sep | International Translation Day
October
01 Oct | International Day of Older Persons
02 Oct | International Day of Non-Violence
04–10 Oct | World Space Week
05 Oct | World Teachers’ Day
06 Oct | World Habitat Day
07 Oct | World Cotton Day
09 Oct | World Post Day
10 Oct | World Mental Health Day
11 Oct | International Day of the Girl Child
12 Oct | World Migratory Bird Day
13 Oct | International Day for Disaster Risk Reduction
15 Oct | International Day of Rural Women
16 Oct | World Food Day
17 Oct | International Day for the Eradication of Poverty
20 Oct | World Statistics Day
23 Oct | International Day of the Snow Leopard
24 Oct | United Nations Day
24–30 Oct | Disarmament Week
24 Oct | World Development Information Day
24–31 Oct | Global Media and Information Literacy Week
27 Oct | World Day for Audiovisual Heritage
29 Oct | International Day of Care and Support
31 Oct | World Cities Day
November
02 Nov | International Day to End Impunity for Crimes against Journalists
05 Nov | World Tsunami Awareness Day
06 Nov | International Day for Preventing the Exploitation of the Environment in War and Armed Conflict
09 Nov | International Week of Science and Peace
10 Nov | World Science Day for Peace and Development
14 Nov | World Diabetes Day
15 Nov | International Day for the Prevention of and Fight against All Forms of Transnational Organized Crime
16 Nov | International Day for Tolerance
17 Nov | World Day of Remembrance for Road Traffic Victims
18–24 Nov | World Antimicrobial Resistance Awareness Week
18 Nov | World Day for the Prevention of and Healing from Child Sexual Exploitation, Abuse and Violence
19 Nov | World Toilet Day
21 Nov | World Philosophy Day
20 Nov | Africa Industrialization Day
20 Nov | World Children's Day
21 Nov | World Television Day
24 Nov | World Conjoined Twins Day
25 Nov | International Day for the Elimination of Violence against Women
26 Nov | World Sustainable Transport Day
29 Nov | International Day of Solidarity with the Palestinian People
30 Nov | Day of Remembrance for all Victims of Chemical Warfare
December
01 Dec | World AIDS Day
02 Dec | International Day for the Abolition of Slavery
03 Dec | International Day of Persons with Disabilities
04 Dec | International Day of Banks
05 Dec | International Volunteer Day for Economic and Social Development
05 Dec | World Soil Day
07 Dec | International Civil Aviation Day
09 Dec | International Anti-Corruption Day
10 Dec | Human Rights Day
11 Dec | International Mountain Day
12 Dec | International Day of Neutrality
12 Dec | International Universal Health Coverage Day
18 Dec | International Migrants Day
18 Dec | Arabic Language Day
20 Dec | International Human Solidarity Day
21 Dec | World Meditation Day
21 Dec | World Basketball Day
27 Dec | International Day of Epidemic Preparedness
This content was originally published in the observances page of the United Nations official website, which can be accessed through this link: https://www.un.org/en/observances/list-days-weeks
UN entities involved in this initiative
Goals we are supporting through this initiative
