Autumn for the year 2011 starts on Friday, September 23rd for the Northern Hemisphere and on Monday, March 21st for the Southern Hemisphere.
Friday, September 23rd is day number 266 of the 2011 calendar year with -9 years, -7 months, -12 days until the start of Autumn 2011 in Northern Hemisphere (Denver, USA).
Monday, March 21st is day number 80 of the 2011 calendar year with -10 years, -1 month, -15 days until the start of Autumn 2011 in Southern Hemisphere (Sydney, Australia).
More information on Autumn.
(Latitude, Longitude and Sun location over Equator)
|Name(s):||Autumn, Fall, Autumn Equinox|
|When:||September 21st thru 24th (N.Hemisphere), March 20th thru 23rd (S. Hemishpere)|