Fall 2025 Dates. The data correspond to the seasons of the year 2025. 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.

Find out the date when autumn (or fall) is in 2025 and count down the days until autumn (or fall) with a countdown timer. When in 2025 is autumn (or fall)?