First Day Of.Fall 2025. 36 rows need to know the exact date of of the first day of fall this year? First day of autumn falls on september 22 this year.
The first day of fall in 2024 arrives with the fall equinox on sunday, september 22, 2024, at 8:44 a.m. Autumn 2025 starts on monday, 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.