Autumn Equinox Southern Hemisphere 2025 Date

Autumn Equinox Southern Hemisphere 2025 Date. Fall officially begins at 7:44 a.m. Here are some fun facts about autumn:

Autumn 2025 starts on sunday, september 22nd in the northern hemisphere, with daylight time shortening and the leaves begining to fall with the changing tilt of the earth’s axis. On the day of the autumn (september) equinox, the sun, moving along the ecliptic, crosses the celestial equator, moving from the northern hemisphere to the southern.