• Editor's Favorites
  • Answerplease: A new Q & A site
  • Asian Pacific American Heritage Month
  • Gay Pride Month
  • Everest Almanac
  • Memorial Day
  • Conversion Calculator
  • Campaign 2012
  • Country Profiles
  • Most Populous Cities of the World
  • Holidays in America
  • 50 States
  • Color Psychology
  • Top 50 U.S. Cities
  • Infoplease's Facebook page
  • Follow Infoplease on Twitter

Seasons for the Northern Hemisphere, 2013

Related Links Calendar 2011 Holidays: Religious and Secular, 2011 The Seasons

• Vernal Equinox: Mar. 20, 7:02 A.M. EDT (11:02 UT*), Sun enters sign of Aries; spring begins.
• Summer Solstice: June 21, 1:04 A.M. EDT (05:04 UT*), Sun enters sign of Cancer; summer begins.
• Autumnal Equinox: Sept. 22, 4:44 P.M. EDT (20:44 UT*), Sun enters sign of Libra; fall begins.
• Winter Solstice: Dec. 21, 1:11 P.M. EDT (17:11 UT*), Sun enters sign of Capricorn; winter begins.

*Universal time (UT), also known as Greenwich mean time (GMT). See Astronomy for a conversion table of universal time.