Google ad

Autumnal Equinox

The official start of the fall season in the Northern Hemisphere, the Autumnal Equinox, occurs at 12:20 pm, Pacific Daylight Time, on Wednesday, September 22nd.

Day and night are approximately equal on this date since the Sun is positioned almost exactly over the Earth's equator.

Event date: 

Wednesday, September 22, 2021 - 12:15pm