EVENTS & OBSERVANCES · UNITED STATES & INTERNATIONAL

March 2027 observances.

Holidays, cultural dates and regional observances — with international days, too. Explore each date and its sources.

1960–2030Explore the archive

March 1, 2027

  • International dayWorld Seagrass Day
  • International dayZero Discrimination Day
  • State holidayCasimir Pulaski Day

March 5, 2027

  • International dayInternational Day for Disarmament and Non-Proliferation Awareness

March 20, 2027

  • International dayFrench Language Day
  • International dayInternational Day of Happiness

March 21, 2027

  • International dayInternational Day for the Elimination of Racial Discrimination
  • International dayInternational Day of Forests
  • International dayInternational Day of Nowruz
  • International dayWorld Day for Glaciers
  • International dayWorld Down Syndrome Day
  • International dayWorld Poetry Day
  • International weekWeek of Solidarity with the Peoples Struggling against Racism and Racial Discrimination

March 22, 2027

  • International dayWorld Water Day
  • International weekWeek of Solidarity with the Peoples Struggling against Racism and Racial Discrimination

March 23, 2027

  • International dayWorld Meteorological Day
  • International weekWeek of Solidarity with the Peoples Struggling against Racism and Racial Discrimination

March 24, 2027

  • International dayInternational Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims
  • International dayWorld Tuberculosis Day
  • International weekWeek of Solidarity with the Peoples Struggling against Racism and Racial Discrimination

March 25, 2027

  • International dayInternational Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade
  • International dayInternational Day of Solidarity with Detained and Missing Staff Members
  • International weekWeek of Solidarity with the Peoples Struggling against Racism and Racial Discrimination

March 26, 2027

  • U.S. observanceGood Friday
  • State holidayPrince Jonah Kuhio Kalanianaole Day
  • State holidayState Holiday
  • International weekWeek of Solidarity with the Peoples Struggling against Racism and Racial Discrimination

March 27, 2027

  • International weekWeek of Solidarity with the Peoples Struggling against Racism and Racial Discrimination

Calendar sources: OPM, US holiday calendar, United Nations. Regional and observed dates are labelled on each entry.