When Is The First Day Of Fall In 2025. The first one on march 29, 2025 and again on september 21, 2025. 36 rows need to know the exact date of of the first day of fall this year?

This date marks the moment the sun crosses the celestial equator, heading. 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.