International Days in 2018
International Days in January
January 01 – New Year’s Day
January 04 – World Braille Day
January 07 – International Programmers’ Day
January 20 – World Religion Day
January 26 – International Customs Day
January 27 – International Day of Commemoration in Memory of the Victims of the Holocaust
International Days in February
February 02 – World Wetlands Day
February 11 – International Day of Women and Girls in Science
February 11 – World Day of the Sick
February 13 – World Radio Day
February 14 – Love & Affection Day (Valentine’s)
February 20 – Word Day of Social Justice
February 21 – International Mother Language Day
International Days in March
March 8 – International Women’s Day
March 20 – International Francophonie Day (in French)
March 21 – World Poetry Day
March 21 – International Day for the Elimination of Racial Discrimination
March 21 – International Day of Nowruz
March 22 – World Day for Water
March 23 – World Meteorogical Day
March 30 – Earth Hour
International Days in April
April 1 – April Fool’s Day
April 2 – World Autism Awareness Day
April 6 – International Day of Sport for Development and Peace
April 7 – World Health Day
April 12 – Day of Space Flight
April 18 – International Day for Monuments and Sites
April 22 – Earth Day
April 23 – World Book and Copyright Day
April 25 – World Malaria Day
April 26 – World Intelectual Property Day
April 30 – International Jazz Day
International Days in May
May 1 – International Wokers Day – May Day
May 3 – World Press Freedom Day
May 5 – African World Heritage Day
May 8 – World Ovarian Cancer Day
May 8 – World Red Cross Day
May 12 – International Nurses Day
May 14 – World Migratory Birds Day
May 15 – International Day of Families
May 16 – International Recycling Day
May 17 – International Day of Light
May 20 – World Autoimmune Arthritis Day
May 21 – World Day for Cultural Diversity for Dialogue and Development
May 22 – International Day for Biological Diversity
May 25 – Africa Day / Africa Week (from 22 to 25 May)
May 29 – International Day of UN Peacekeepers
May 31 – World No Tabacco Day
International Days in June
June 5 – World Environment Day
June 8 – World Oceans Day
June 14 – World Blood Donor Day
June 17 – World Day to Combat Desertification and Drought
June 20 – World Refugee Day
International Days in July
July 11 – World Population Day
July 18 – Nelson Mandela International Day
July 21 – International Day of Yoga
July 26 – International Day of Friendship
July 30 – International Day for the Conservation of the Mangrove Ecosystem
International Days in August
August 9 – International Day of the World’s Indigenous People
August 12 – International Youth Day
August 19 – World Humanitarian Day
August 29 – World Day Against Nuclear Tests
August 23 – International Day for the Remembrance of the Slave Trade and its Abolition
August 31 – International Overdose Awareness Day
International Days in September
September 4 – World Sexual Health Day
September 8 – International Literacy Day
September 15 – International Day of Democracy
September 16 – International Day of the Ozon Layer
September 20 – International Day of University Sport
September 21 – International Day of Peace
September 22 – World Car Free Day
September 27 – World Tourism Day
September 28 – International Day for the Universal Access to Information
September 29 – World Heart Day
International Days in October
October 1 – World Habitat Day
October 4 – World Animal Day
October 5 – World Teachers’ Day
October 10 – World Mental Health Day
October 13 – International Day for Disaster Reduction
October 16 – World Food Day
October 17 – International Day for the Eradication of Poverty
October 20 – World Statistics Day
October 24 – United Nations Day
October 27 – World Day for Audiovisual Heritage
International Days in November
November 1 – World Vegan Day
November 2 – International Day to End Impunity for Crimes against Journalists
November 5 – World Day of Romani Language
November 5 – World Tsunami Awareness Day
November 10 – World Science Day for Peace and Development
November 16 – International Day for Tolerance
November 18 – World Day of Road Traffic Victims
November 19 – International Men’s Day
November 20 – World Philosophy Day
November 20 – Universal Children’s Day
November 21 – World Television Day
November 25 – International Day for the Elimination of Violence against Women
November 29 – International Day of Solidarity with the Palestinian People
International Days in December
December 1 – World AIDS Day
December 3 – International Day of Persons with Disabilities
December 5 – Volunteer Day
December 7 – International Civil Aviation Day
December 9 – International Anti-Corruption Day
December 10 – Human Rights Day
December 18 – International Migrants Day
December 18 – World Arabic Language Day