| Date | Day | International Day | CW |
|---|---|---|---|
| January 2020 | |||
| 04.01.2020 | Sa | World Braille Day | 01 |
| 24.01.2020 | Fr | International Day of Education | 04 |
| 27.01.2020 | Mo | International Day of Commemoration in Memory of the Victims of the Holocaust | 05 |
| February 2020 | |||
| 02.02.2020 | Su | World Wetlands Day | 05 |
| 06.02.2020 | Th | International Day of Zero Tolerance for Female Genital Mutilation | 06 |
| 11.02.2020 | Tu | International Day of Women and Girls in Science | 07 |
| 13.02.2020 | Th | World Radio Day | 07 |
| 20.02.2020 | Th | World Day of Social Justice | 08 |
| 21.02.2020 | Fr | International Mother Language Day | 08 |
| March 2020 | |||
| 03.03.2020 | Tu | World Wildlife Day | 10 |
| 06.03.2020 | Fr | World Day of Prayer | 10 |
| 08.03.2020 | Su | International Women's Day | 10 |
| 20.03.2020 | Fr | International Day of Happiness | 12 |
| 21.03.2020 | Sa | International Day for the Elimination of Racial Discrimination | 12 |
| 21.03.2020 | Sa | World Poetry Day | 12 |
| 21.03.2020 | Sa | World Down Syndrome Day | 12 |
| 22.03.2020 | Su | World Water Day | 12 |
| 23.03.2020 | Mo | World Meteorological Day | 13 |
| 24.03.2020 | Tu | World Tuberculosis Day | 13 |
| 25.03.2020 | We | International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade | 13 |
| 26.03.2020 | Th | Purple Day for Epilepsy | 13 |
| April 2020 | |||
| 02.04.2020 | Th | World Autism Awareness Day | 14 |
| 04.04.2020 | Sa | International Day for Mine Awareness and Support for Mine Action Programmes | 14 |
| 07.04.2020 | Tu | World Health Day | 15 |
| 08.04.2020 | We | International Romani Day | 15 |
| 22.04.2020 | We | Earth Day | 17 |
| 23.04.2020 | Th | World Book and Copyright Day | 17 |
| 26.04.2020 | Su | World Intellectual Property Day | 17 |
| May 2020 | |||
| 03.05.2020 | Su | World Press Freedom Day | 18 |
| 05.05.2020 | Tu | Europe Day of the Council of Europe (CoE) | 19 |
| 08.05.2020 | Fr | Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War | 19 |
| 08.05.2020 | Fr | World Red Cross Day | 19 |
| 09.05.2020 | Sa | Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War | 19 |
| 09.05.2020 | Sa | Europe Day of the European Union (EU) | 19 |
| 12.05.2020 | Tu | International Nurses Day | 20 |
| 15.05.2020 | Fr | International Day of Families | 20 |
| 17.05.2020 | Su | World Telecommunication and Information Society Day | 20 |
| 21.05.2020 | Th | World Day for Cultural Diversity for Dialogue and Development | 21 |
| 22.05.2020 | Fr | International Day for Biological Diversity | 21 |
| 25.05.2020 | Mo | Week of Solidarity with the Peoples of All Colonial Territories Fighting for Freedom, Independence, and Human Rights (25.05. - 31.05.) | 22 |
| 29.05.2020 | Fr | Day of United Nations Peacekeepers | 22 |
| 31.05.2020 | Su | World No-Tobacco Day | 22 |
| June 2020 | |||
| 04.06.2020 | Th | International Day of Innocent Children Victims of Aggression | 23 |
| 05.06.2020 | Fr | World Environment Day | 23 |
| 14.06.2020 | Su | World Blood Donor Day | 24 |
| 17.06.2020 | We | World Day to Combat Desertification and Drought | 25 |
| 20.06.2020 | Sa | World Refugee Day | 25 |
| 21.06.2020 | Su | International Day of Yoga | 25 |
| 23.06.2020 | Tu | United Nations Public Service Day | 26 |
| 26.06.2020 | Fr | United Nations International Day in Support of Victims of Torture | 26 |
| 26.06.2020 | Fr | United Nations International Day in Support of Victims of Torture | 26 |
| July 2020 | |||
| 04.07.2020 | Sa | International Day of Cooperatives | 27 |
| 11.07.2020 | Sa | World Population Day | 28 |
| 30.07.2020 | Th | International Day of Friendship | 31 |
| August 2020 | |||
| 12.08.2020 | We | International Youth Day | 33 |
| 23.08.2020 | Su | International Day for the Remembrance of the Slave Trade and Its Abolition | 34 |
| September 2020 | |||
| 08.09.2020 | Tu | International Literacy Day | 37 |
| 15.09.2020 | Tu | International Day of Democracy | 38 |
| 16.09.2020 | We | International Day for the Preservation of the Ozone Layer | 38 |
| 20.09.2020 | Su | Universal Children’s Day (AT, DE) | 38 |
| 21.09.2020 | Mo | International Day of Peace | 39 |
| 21.09.2020 | Mo | World Alzheimer's Day | 39 |
| 23.09.2020 | We | International Day of Sign Languages | 39 |
| 24.09.2020 | Th | World Maritime Day | 39 |
| 26.09.2020 | Sa | Day of deaf people | 39 |
| 27.09.2020 | Su | World Tourism Day | 39 |
| October 2020 | |||
| 01.10.2020 | Th | International Day of Older Persons | 40 |
| 02.10.2020 | Fr | International Day of Non-Violence | 40 |
| 04.10.2020 | Su | World Space Week (04.10.-10.10.) | 40 |
| 05.10.2020 | Mo | World Teachers’ Day | 41 |
| 05.10.2020 | Mo | World Habitat Day | 41 |
| 09.10.2020 | Fr | World Post Day | 41 |
| 10.10.2020 | Sa | World Mental Health Day | 41 |
| 15.10.2020 | Th | International Day of Rural Women | 42 |
| 16.10.2020 | Fr | World Food Day | 42 |
| 17.10.2020 | Sa | International Day for the Eradication of Poverty | 42 |
| 24.10.2020 | Sa | United Nations Day | 43 |
| 24.10.2020 | Sa | World Development Information Day | 43 |
| 24.10.2020 | Sa | Disarmament Week (24.10. - 30.10.) | 43 |
| 27.10.2020 | Tu | World Day for Audiovisual Heritage | 44 |
| November 2020 | |||
| 06.11.2020 | Fr | International Day for Preventing the Exploitation of the Environment in War and Armed Conflict | 45 |
| 14.11.2020 | Sa | World Diabetes Day | 46 |
| 16.11.2020 | Mo | World Day of Remembrance for Road Traffic Victims | 47 |
| 19.11.2020 | Th | International Men's Day | 47 |
| 20.11.2020 | Fr | Universal Children's Day | 47 |
| 21.11.2020 | Sa | World Day of Remembrance for Road Traffic Victims | 47 |
| 21.11.2020 | Sa | World Television Day | 47 |
| 25.11.2020 | We | International Day for the Elimination of Violence against Women | 48 |
| 29.11.2020 | Su | International Day of Solidarity with the Palestinian People | 48 |
| December 2020 | |||
| 01.12.2020 | Tu | World AIDS Day | 49 |
| 02.12.2020 | We | International Day for the Abolition of Slavery | 49 |
| 03.12.2020 | Th | International Day of Persons with Disabilities | 49 |
| 05.12.2020 | Sa | International Volunteer Day for Economic and Social Development | 49 |
| 07.12.2020 | Mo | International Civil Aviation Day | 50 |
| 09.12.2020 | We | International Anti-Corruption Day | 50 |
| 10.12.2020 | Th | Human Rights Day | 50 |
| 11.12.2020 | Fr | International Mountain Day | 50 |
| 18.12.2020 | Fr | International Migrants Day | 51 |
| 20.12.2020 | Su | International Human Solidarity Day | 51 |
Errors excepted. No guarantee for the correctness of the data.
You have found an error? Please let us know.