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The answer to this depends on which definition of autumn is being used.
In the northern hemisphere, the astronomical autumn begins September 23 at the time of the autumnal equinox. This date is sanctioned by the International Astronomical Union and can vary by a day or two from one year to the next.
The climatological autumn begins September 1. This date is sanctioned by the World Meteorological Organization for the northern hemisphere and never changes.
The ecological autumn begins locally whenever the leaves change colour and start to fall. This date varies from one region to another and can shift from one year to the next.
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What time does Autumn 2010 officially begin?
Wednesday, September 22 at 10:09PM
What is the first day of autumn 2010 in Canada?
the first day of Autumn is September 21st, 2010
When does the autumn season begin in the US?
It depends what year but it would probaly me September 22 that is what last year was so September 22 2010
When was Autumn Sky created?
Autumn Sky was created on 2010-09-03.
When was Mary Ann in Autumn created?
Mary Ann in Autumn was created in 2010.
When did Autumn's Concerto end?
Autumn's Concerto ended on 2010-02-28.
When was The Autumn Offering - album - created?
The Autumn Offering - album - was created on 2010-06-04.
When does autumn begin in Denmark?
23 of may every year
What are some autumn words that begin with the letter I?
· Indian summer
What actors and actresses appeared in Autumn Diary - 2010?
The cast of Autumn Diary - 2010 includes: Julien Delbassee Leflon as Bittan Mary McBain as Andreanna
Will Avalon High come out as a movie?
Autumn of 2010
What actors and actresses appeared in The Reverie - 2010?
The cast of The Reverie - 2010 includes: Sean Mabe as Tom Caterina Teufel as Young Autumn Mary Wallin as Autumn
