Important World Days declared by United Nations.
From January to December
JANUARY
27 January
International Day of Commemoration in Memory of the Victims of the Holocaust (A/RES/60/7)
FEBRUARY
4 February
World Cancer Day
6 February
International Day of Zero Tolerance to Female Genital Mutilation (A/RES/67/146)
11 February
International Day of Women and Girls in Science (A/RES/70/212)
13 February
World Radio Day (UNESCO 36 C/Resolution 63; A/RES/67/124)
20 February
World Day of Social Justice (A/RES/62/10)
21 February
International Mother Language Day (A/RES/56/262)
MARCH
1 March
Zero Discrimination Day [UNAIDS]
3 March
World Wildlife Day (A/RES/68/205)
8 March
International Women’s Day
20 March
International Day of Happiness (A/RES/66/281)
21 March
International Day for the Elimination of Racial Discrimination (A/RES/2142 (XXI))
21 March
World Poetry Day (UNESCO 30 C/Resolution 29)
21 March
International Day of Nowruz (A/RES/64/253)
21 March
World Down Syndrome Day (A/RES/66/149)
21 March
International Day of Forests (A/RES/67/200)
22 March
World Water Day (A/RES/47/193)
23 March
World Meteorological Day [WMO] WMO/EC-XII/Res.6
24 March
World Tuberculosis Day [WHO]
24 March
International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims (A/RES/65/196)
25 March
International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade (A/RES/62/122)
25 March
International Day of Solidarity with Detained and Missing Staff Members
APRIL
2 April
World Autism Awareness Day (A/RES/62/139)
4 April
International Day for Mine Awareness and Assistance in Mine Action (A/RES/60/97)
6 April
International Day of Sport for Development and Peace (A/RES/67/296)
7 April
International Day of Reflection on the Genocide in Rwanda (A/RES/58/234)
7 April
World Health Day [WHO] (WHA/A.2/Res.35)
12 April
International Day of Human Space Flight (A/RES/65/271)
22 April
International Mother Earth Day (A/RES/63/278)
23 April
World Book and Copyright Day (UNESCO 28 C/Resolution 3.18)
23 April
English Language Day
25 April
World Malaria Day [WHO]
26 April
International Chernobyl Disaster Remembrance Day (A/RES/71/125)
26 April
World Intellectual Property Day [WIPO]
28 April
World Day for Safety and Health at Work
29 April
Day of Remembrance for all Victims of Chemical Warfare (OPCW C-10/5)
30 April
International Jazz Day (UNESCO 36 C/Resolution 39)
MAY
2 May
World Tuna Day (A/RES/71/124)
3 May
World Press Freedom Day (UNESCO 26 C/Resolution 4.3)
8-9 May
Time of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World War (A/RES/59/26)
10 May
World Migratory Bird Day [UNEP]
10 May
“Vesak”, the Day of the Full Moon (A/RES/54/115)
15 May
International Day of Families (A/RES/47/237)
17 May
World Telecommunication and Information Society Day (A/RES/60/252; ITU Resolution 68/2006)
21 May
World Day for Cultural Diversity for Dialogue and Development (A/RES/57/249)
22 May
International Day for Biological Diversity (A/RES/55/201)
23 May
International Day to End Obstetric Fistula (A/RES/67/147)
29 May
International Day of UN Peacekeepers (A/RES/57/129)
31 May
World No-Tobacco Day [WHO] (WHA Resolution 42.19)
JUNE
1 June
Global Day of Parents (A/RES/66/292)
4 June
International Day of Innocent Children Victims of Aggression (A/RES/ES-7/8)
5 June
World Environment Day (A/RES/2994 (XXVII))
8 June
World Oceans Day (A/RES/63/111)
12 June
World Day Against Child Labour
13 June
International Albinism Awareness Day (A/RES/69/170)
14 June
World Blood Donor Day [WHO] (WHA Resolution 58.13)
15 June
World Elder Abuse Awareness Day (A/RES/66/127)
16 June
International Day of Family Remittances (GC 38/Resolution 189)
17 June
World Day to Combat Desertification and Drought (A/RES/49/115)
19 June
International Day for the Elimination of Sexual Violence in Conflict (A/RES/69/293)
20 June
World Refugee Day (A/RES/55/76)
21 June
International Day of Yoga (A/RES/69/131)
23 June
United Nations Public Service Day (A/RES/57/277)
23 June
International Widows’ Day (A/RES/65/189)
25 June
Day of the Seafarer [IMO] (STCW/CONF.2/DC.4)
26 June
International Day against Drug Abuse and Illicit Trafficking (A/RES/42/112)
26 June
United Nations International Day in Support of Victims of Torture (A/RES/52/149)
30 June
International Asteroid Day (A/RES/71/90)
JULY
1 July (first Saturday in July)
International Day of Cooperatives (A/RES/47/90)
11 July
World Population Day (UNDP decision 89/46 15, A/RES/45/216)
15 July
World Youth Skills Day (A/RES/69/145)
18 July
Nelson Mandela International Day (A/RES/64/13)
28 July
World Hepatitis Day [WHO]
30 July
International Day of Friendship (A/RES/65/275)
30 July
World Day against Trafficking in Persons (A/RES/68/192)
AUGUST
9 August
International Day of the World’s Indigenous Peoples (A/RES/49/214)
12 August
International Youth Day (A/RES/54/120)
19 August
World Humanitarian Day (A/RES/63/139)
23 August
International Day for the Remembrance of the Slave Trade and Its Abolition [UNESCO] (29 C/Resolution 40)
29 August
International Day against Nuclear Tests (A/RES/64/35)
30 August
International Day of the Victims of Enforced Disappearances (A/RES/65/209)
SEPTEMBER
5 September
International Day of Charity (A/RES/67/105)
8 September
International Literacy Day [UNESCO] (14 C/Resolution 1.441)
12 September
United Nations Day for South-South Cooperation (A/RES/58/220)
15 September
International Day of Democracy (A/RES/62/7)
16 September
International Day for the Preservation of the Ozone Layer (A/RES/49/114)
21 September
International Day of Peace (A/RES/36/67) (A/RES/55/282)
26 September
International Day for the Total Elimination of Nuclear Weapons (A/RES/68/32)
27 September
World Tourism Day
28 September
World Rabies Day [WHO]
28 September (last Thursday of September)
World Maritime Day (IMCO/C XXXVIII/21)
OCTOBER
1 October
International Day of Older Persons (A/RES/45/106)
2 October
International Day of Non-Violence (A/RES/61/271)
2 October (first Monday in October)
World Habitat Day (A/RES/40/202 A)
5 October
World Teachers’ Day [UNESCO] (27 C/INF.7)
9 October
World Post Day (UPU/1969/Res.C.11)
10 October
World Mental Health Day [WHO]
11 October
International Day of the Girl Child (A/RES/66/170)
13 October
International Day for Disaster Reduction (A/RES/64/200)
15 October
International Day of Rural Women (A/RES/62/136)
16 October
World Food Day [FAO] (A/RES/35/70)
17 October
International Day for the Eradication of Poverty (A/RES/47/196)
20 October (every five years, beginning in 2010)
World Statistics Day (A/RES/69/282)
24 October
United Nations Day (A/RES/168 (II); A/RES/2782 (XXVI))
24 October
World Development Information Day (A/RES/3038 (XXVII))
27 October
World Day for Audiovisual Heritage (UNESCO 33/C/Resolution 53)
31 October
World Cities Day (A/RES/68/239)
NOVEMBER
2 November
International Day to End Impunity for Crimes against Journalists (A/RES/68/163)
5 November
World Tsunami Awareness Day (A/RES/70/203)
6 November
International Day for Preventing the Exploitation of the Environment in War and Armed Conflict (A/RES/56/4)
10 November
World Science Day for Peace and Development (UNESCO 31 C/Resolution 20)
14 November
World Diabetes Day (A/RES/61/225)
16 November
International Day for Tolerance (UNESCO 28 C/Resolution 5.61; A/RES/51/95)
16 November (third Thursday in November)
World Philosophy Day (UNESCO 33 C/Resolution 37)
19 November
World Toilet Day (A/RES/67/291)
20 November
Africa Industrialization Day (A/RES/44/237)
19 November (third Sunday in November)
World Day of Remembrance for Road Traffic Victims (A/RES/60/5)
20 November
Universal Children’s Day (A/RES/836(IX))
21 November
World Television Day (A/RES/51/205)
25 November
International Day for the Elimination of Violence against Women (A/RES/54/134)
29 November
International Day of Solidarity with the Palestinian People (A/RES/32/40B)
DECEMBER
1 December
World AIDS Day
2 December
International Day for the Abolition of Slavery (A/RES/317(IV))
3 December
International Day of Persons with Disabilities (A/RES/47/3)
5 December
International Volunteer Day for Economic and Social Development (A/RES/40/212)
5 December
World Soil Day (A/RES/68/232)
7 December
International Civil Aviation Day [ICAO] (A/RES/51/33)
9 December
International Day of Commemoration and Dignity of the Victims of the Crime of Genocide and of the Prevention of this Crime (A/RES/69/323)
9 December
International Anti-Corruption Day (A/RES/58/4)
10 December
Human Rights Day (A/RES/423 (V))
11 December
International Mountain Day (A/RES/57/245)
18 December
International Migrants Day (A/RES/55/93)
20 December
International Human Solidarity Day (A/RES/60/209)
