When Is Autumn Equinox 2025

When Is Autumn Equinox 2025. The occurrence of spring equinox usually falls on the 20th or 21st march, and the autumnal equinox falls on 22nd or 23rd september every year. It is also called the autumnal equinox, fall equinox or the beginning of autumn.

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. Autumn / fall equinox 2025.