Which Month Is Fall 2025. Begins on saturday, december 21, 4:21 am and ends on march 20, 2025, 5:01. 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.

The zodiac sign of september 1, 2025 is virgo (virgo) september 1,. America the exact moment of the autumnal equinox in 2025 is 22.