JANUARY

Monthly Observances

• Human Relations Month

• National Slavery & Human Trafficking Prevention Month

Key Dates

• Jan 15: Birth of Martin Luther King Jr.

• Third Monday in January: Martin Luther King Jr. Day (U.S. federal holiday)

• Jan 24: International Day of Education

• Jan 26: International Environmental Education Day

 

FEBRUARY

Monthly Observances

• Black History Month (U.S.)

Key Dates

• Feb 6: International Day of Zero Tolerance for Female Genital Mutilation

• Feb 11: International Day of Women & Girls in Science

• Feb 20: World Day of Social Justice

• Feb 21: International Mother Language Day

• Feb 2: World Wetlands Day

 

MARCH

Monthly Observances

• Women’s History Month

• Developmental Disabilities Awareness Month

• Gender Equality Month

Key Dates

• Mar 1: Zero Discrimination Day

• Mar 8: International Women’s Day

• Mar 21: International Day of Forests

• Mar 22: World Water Day

• Mar 23: World Meteorological Day

• Mar 21: International Day for the Elimination of Racial Discrimination

 

APRIL

Monthly Observances

• Arab Heritage Month

Key Dates

• Apr 2: World Autism Awareness Day

• Apr 4: International Day for Mine Awareness and Assistance in Mine Action

• Apr 22: Earth Day

• Apr 22: International Day of Zero Waste

• Apr 26: World Intellectual Property Day

• Last Friday of April: Arbor Day

 

MAY

Monthly Observances

• Asian American and Pacific Islander Heritage Month (U.S.)

Key Dates

• May 3: World Press Freedom Day

• May 15: International Day of Families

• May 22: International Day for Biological Diversity

• May 22: World Bee Day

 

JUNE

Monthly Observances

• LGBTQIA+ Pride Month

Key Dates

• Jun 4: International Day of Innocent Children Victims of Aggression

• Jun 5: World Environment Day

• Jun 8: World Oceans Day

• Jun 17: World Day to Combat Desertification and Drought

• Jun 20: World Refugee Day

• Jun 26: International Day in Support of Victims of Torture

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JULY

Monthly Observances

• Disability Pride Month (in some locales)

Key Dates

• Jul 14: International Non‑Binary People’s Day

• Jul 18: Nelson Mandela International Day

• Jul 30: World Day Against Trafficking in Persons

 

AUGUST

Monthly Observances

• International Peace Month (in some calendars)

Key Dates

• Aug 9: International Day of the World’s Indigenous Peoples

• Aug 12: International Youth Day

• Aug 26: Women’s Equality Day

• Aug 29: International Day Against Nuclear Tests

 

SEPTEMBER

Monthly Observances

• Hispanic Heritage Month (U.S.: Sept 15–Oct 15)

Key Dates 

• Sep 8: International Literacy Day

• Sep 21: International Day of Peace

• Sep 26: International Day for the Total Elimination of Nuclear Weapons

• Sep 16: International Day for the Preservation of the Ozone Layer

 

OCTOBER

Monthly Observances

• LGBTQIA+ History Month

• Domestic Violence Awareness Month

• Fair Trade Month

Key Dates

• Oct 2: International Day of Non‑Violence

• Oct 4: World Animal Day

• Oct 10: World Mental Health Day

• Oct 16: World Food Day

• Oct 24: International Day of Climate Action

• Fourth Wednesday in October: Sustainability Day

 

NOVEMBER

Monthly Observances

• Native American Heritage Month,

• International Human Rights Month

Key Dates

• Nov 1: World Vegan Day

• Nov 6: International Day for Preventing the Exploitation of the Environment in War and Armed Conflict

• Nov 13–19: Transgender Awareness Week

• Nov 15: America Recycles Day

• Nov 17: Take a Hike Day

• Nov 20: International Transgender Day of Remembrance

• Nov 25: International Day for the Elimination of Violence Against Women

 

DECEMBER

Monthly Observances

• Human Rights Month

Key Dates 

• Dec 3: International Day of Persons with Disabilities

• Dec 5: World Soil Day

• Dec 10: Human Rights Day

• Dec 11: International Mountain Day