January 2024
Month-long observances:
Poverty in America Awareness Month
Slavery and Human Trafficking Prevention Month
Important DE&I calendar dates:
January 1 — New Year’s Day
January 4 — World Braille Day
January 13 — Korean American Day
January 14 —Old/Orthodox New Year
January 15 — Makar Sankranti
January 15 — Dr. Martin Luther King Jr. Day*
January 16 — National Day of Racial Healing*
January 18 — Bodhi Day*
January 24-25 — Tu b’shevat*
January 25 — Mahayana New Year*
January 27 — International Holocaust Remembrance Day
February 2024
Month-long observances:
Black History Month
Important DE&I calendar dates:
February 10 — Lunar New Year*
February 10 — Tết*
February 13 — Mardi Gras
February 14 — Ash Wednesday*
February 16 — National Caregivers Day*
February 16 — Magha Puja Day*
February 19 — Presidents’ Day*
February 20 — World Day of Social Justice
February 24 — Makha Bucha Day*
March 2024
Month-long observances:
Developmental Disabilities Awareness Month
Irish American Heritage Month
Women’s History Month
Important DE&I calendar dates:
March 1 — Employee Appreciation Day*
March 1 — St. David’s Day
March 8 — International Women’s Day
March 8 — Maha Shivaratri*
March 10 — Ramadan begins*
March 17 — St. Patrick’s Day
March 18-24 — Neurodiversity Celebration Week
March 21 — International Day for the Elimination of Racial Discrimination (United Nations)
March 21 — World Down Syndrome Day
March 23-24 — Purim*
March 24 — Palm Sunday*
March 25 — Holi*
March 25 — International Day of Remembrance of the Victims of Slavery
March 28 — Maundy Thursday*
March 29 — Good Friday*
March 29 — National Vietnam War Veterans Day
March 31 — César Chávez Day
March 31 — Easter*
March 31 — International Transgender Day of Visibility
April 2024
Month-long observances:
Arab American Awareness Month
Autism Acceptance Month
Diversity Month
National Deaf History Month
Important DE&I calendar dates:
April 2 — World Autism Day
April 5 — Laylat al-Qadr*
April 6 — National Tartan Day
April 7 — World Health Day
April 9 — Ramadan ends*
April 13 — Vaisakhi*
April 22-30 — Passover*
April 24 — Administrative Professionals Day
April 26 — Lesbian Visibility Day
May 2024
Month-long observances:
Asian-American and Pacific Islander Heritage Month
Haitian Heritage Month
Indian Heritage Month
Jewish-American Heritage Month
Mental Health Awareness Month
Military Appreciation Month
National Speech-Language-Hearing Month
Important DE&I calendar dates:
May 3 — Orthodox Good Friday*
May 5 — Cinco de Mayo
May 5 — Orthodox Easter*
May 10 — Military Spouse Appreciation Day
May 12 — Mother’s Day*
May 17 — International Day Against Homophobia, Transphobia, and Biphobia
May 21 — World Day for Cultural Diversity
May 27 — Memorial Day*
June 2024
Month-long observances:
Caribbean American Heritage Month
Pride Month
Important DE&I calendar dates:
June 12 — Loving Day
June 14-19 — Hajj*
June 16 — Father’s Day*
June 17 — Eid al-Adha*
June 18 — International Day for Countering Hate Speech
June 19 — Juneteenth
June 28 — Pride Day
July 2024
Month-long observances:
BIPOC Mental Health Awareness Month
Disability Pride Month
French American Heritage Month
Important DE&I calendar dates:
July 4 — Independence Day
July 7-8 — Hijri New Year*
July 14 — International Non-Binary Peoples Day
July 16 — Ashura
July 18 — South Asian Heritage Month begins
July 26 — Americans with Disabilities Act anniversary
July 27 — National Korean War Veterans Armistice Day
July 28 — National Parents’ Day
August 2024
Important DE&I calendar dates:
August 7 — Purple Heart Day
August 9 — International Day of the World’s Indigenous People
August 12-13 — Tisha B’Av*
August 17 — South Asian Heritage Month ends
August 19 — Raksha Bandhan*
August 26 — Women’s Equality Day
August 31 — International Day for People of African Descent
September 2024
Month-long observances:
Suicide Prevention Month
Important DE&I calendar dates:
September 2 — Labor Day
September 11 — National Day of Service and Remembrance
September 15 — Hispanic Heritage Month begins
September 16 — Mexican Independence Day
September 20 — HeForShe movement anniversary
September 21 — International Day of Peace
September 27 — Native American Day
September 28 — National Public Lands Day
October 2024
Month-long observances:
Breast Cancer Awareness Month
Filipino American History Month
LGBT History Month
National Disability Employment Awareness Month
Polish American Heritage Month
Important DE&I calendar dates:
October 2-4 — Rosh Hashanah*
October 3-11 — Navratri*
October 10 — World Mental Health Day
October 11 — National Coming Out Day
October 14 — Indigenous Peoples Day
October 11-12 — Yom Kippur*
October 15 — Hispanic Heritage Month ends
October 16 — International Pronouns Day*
October 16-23 — Sukkot*
November 2024
Month-long observances:
National Veterans and Military Families Month
Native American Heritage Month
Important DE&I calendar dates:
November 1-2 — Día de los Muertos
November 2 — Diwali ends*
November 11 — Veterans Day
November 13-19 — Transgender Awareness Week
November 16 — International Day for Tolerance
November 17 — International ERG Day
November 20 — Transgender Day of Remembrance
November 29 — Native American Heritage Day*
December 2024
Month-long observances:
Universal Human Rights Month
Important DE&I calendar dates:
December 1 — World AIDS Day
December 3 — Giving Tuesday*
December 3 — International Day of Persons with Disabilities
December 6 — St. Nicholas Day
December 9 — Feast of the Immaculate Conception
December 10 — International Human Rights Day
December 12 — Feast of Our Lady of Guadalupe
December 16-24 — Las Posadas
December 25 — Christmas
December 25-January 2 — Hanukkah
December 26-January 1 — Kwanzaa