Autumn Equinox 2024 Time. What time is the autumn equinox? The 2024 fall equinox—also called the autumn equinox—takes place on sunday, september 22, 2024.
That’s because on the equinox, day and night last almost the same amount of time —. 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,.