First Day Of Fall 2025

First Day Of Fall 2025. Find out the date, how long in days until and count down to till autumn (or fall) 2025 with a countdown clock. Find out the date when autumn (or fall) is in 2025 and count down the days until autumn (or fall) with a countdown timer.

Winter starts at the moment when the sun is farthest south: Fall begins with the autumnal equinox, monday, september 22, 2025, 2:19 p.m.