Autumn for the year 2025 starts on Monday, September 22nd for the Northern Hemisphere and on Thursday, March 20th for the Southern Hemisphere.
Monday, September 22nd is the 264 day of the 2025 calendar year with 6 years, 9 months, 6 days until the start of Autumn 2025 in Northern Hemisphere (Denver, USA).
Thursday, March 20th is the 78 day of the 2025 calendar year with 6 years, 3 months, 4 days until the start of Autumn 2025 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)|