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In 2011, the Autumnal Equinox begins on September 23rd.

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Q: When does the autumnal equinox begin?
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Related questions

What day and time does the autumnal equinox begin 2010?

September 22


What is a sentence using the word autumnal equinox?

The autumnal equinox is also known as the fall equinox and the September equinox. An example of a sentence using "autumnal equinox" is "This year's autumnal equinox falls on a full moon. "


When was the autumnal equinox in 1978?

Autumnal Equinox was 23. September in 1978


At what time will the Autumnal Equinox occur today?

September 22


What month does autumnal equinox start?

The "autumnal equinox" is a single point in time, not a period. In 2015, the autumnal equinox will happen at 08:20 (UT) on the 23rd September.


Are days longer after the autumnal equinox?

In the Northern hemisphere, daylight hours decrease after the autumnal equinox.


What is the word used in the name of both days when autumn and spring officially begin?

Equinox (Vernal and Autumnal)


What two seasons do the equinox occur?

The "Vernal Equinox" is the beginning of "Spring" and the end of "Winter". The Autumnal Equinox is the beginning of "Autumn" or "Fall" and the end of "Summer". In the Northern Hemisphere, the Vernal Equinox is in March and the Autumnal Equinox in September each year.


When does autumn begin in Vancouver bc?

The Autumnal equinox for the Northern Hemisphere officially begins on September 22, 2016.


Scientific name for fall?

The answer is autumnal equinox.


In 2010 when are the vernal and autumnal equinoxes?

For a vernal equinox, it occurs is March 20th. For an autumnal equinox, it occurs September 22nd.


What is the penultimate letter of the month for the autumnal equinox?

There are two answers to that. In the northern hemisphere the autumnal equinox is in September, so one answer is the letter e. In the southern hemisphere the autumnal equinox is in March, so the second answer is the letter c.