First Day Of Fall 2024

First Day Of Fall 2024. Here's what to know about this year's autumnal equinox. The first day of fall is sunday, september 22, 2024—the same day as the autumn equinox—in the northern hemisphere.

Autumn 2024 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. Edt) in the northern hemisphere.