Seasons for the Northern Hemisphere, 2018

Updated April 1, 2018 | Infoplease Staff
Calendar Seasons

Related Links

  • Vernal Equinox: Mar. 20, 12:15 P.M. EDT (16:15UT*), Sun enters sign of Aries; spring begins.
  • Summer Solstice: June 21, 6:07A.M. EDT (10:07UT*), Sun enters sign of Cancer; summer begins.
  • Autumnal Equinox: Sept. 22, 9:54P.M. EDT (1:54UT*), Sun enters sign of Libra; fall begins.
  • Winter Solstice: Dec. 21, 5:22P.M. EST (22:22UT*), 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.