Autumnal Equinox 2024 Schedule. The 2024 fall equinox—also called the autumn equinox—takes place on sunday, september 22, 2024. 22, will depend on where you live:
Autumn / fall equinox 2024 the autumn or fall equinox signals the end of summer on the astronomical calendar. Autumn equinox 2024 (beginning of astronomical autumn) on the day of the autumn (september) equinox, the sun, moving along the ecliptic, crosses the celestial equator, moving from the.