1st Day Of Fall 2025 Usa. Find out the date when autumn (or fall) is in 2025 and count down the days until autumn (or fall) with a countdown timer. In 2025, the autumnal (fall) equinox arrives on monday, september 22, marking the official first day of fall.
The autumnal equinox, or the first day of fall in the northern hemisphere takes place every year on september 22nd or september 23rd. Hereโs a list of the exact dates and times of the four seasons in north america, including the first days of winter, spring, summer, and fall for the next ten years.