The list of secular celebrations by season below are courtesy of the American Humanist Association’s Secular Seasons project. All links below will open a new window and take you to the Secular Seasons site where you will find more details about the event.
- Darwin Day – February 12
- International Women’s Day – March 8
- Pi Day – March 14
- Freedom of Information Day (US) – March 16
- Sunshine Week (US) – March 16 – 22
- Spring Equinox (Northern Hemisphere)
- Autumn Equinox (Southern Hemisphere)
- National Day of Reason (US) – First Thursday in May
- World Environment Day – June 5
- World Humanist Day – June 20-22 (solstice)
- Summer Solstice (Northern Hemisphere)
- Winter Solstice (Southern Hemisphere)
- Ingersoll Day – August 11
- Autumn Equinox (Northern Hemisphere)
- Spring Equinox (Southern Hemisphere)
- Banned Book Week – September 23
- Church/State Separation Week ~ November 24
- International Human Rights Day – December 10
- Winter Solstice (Northern Hemisphere)
- Summer Solstice (Southern Hemisphere)
- Festivus – December 23
- HumanLight Celebration – Either weekend day immediately before Christmas.
Also check out…
The International Darwin Day Foundation is a nonprofit 501(c)3 educational corporation, and its mission is to promote the public education about science and to encourage the celebration of science and humanity. It is managed by the American Humanist Association as an autonomous program.
The National Day of Reason website facilitates the commemoration of the National Day of Reason by individuals and organizations throughout the U.S.