When is First Day of Fall in 2017? - When-Is.com
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When is First Day of Fall in 2017?

First Day of Fall in 2017 is on Friday, the 22nd of September (22/9/2017).

In 2017, the exact time of the Start of Fall is at 20:02 UCT (Coordinated Universal Time).

On the equinoxes the Sun shines directly on the equator and the length of day and night is nearly equal but not quite. The Autumnal or September Equinox is when the Sun crosses the celestial equator, moving from north to south. This date is considered to be the first day of Fall for countries in the Northern Hemisphere.

Dates of First Day of Fall by year

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