Autumn Equinox 2024 Date. In the northern hemisphere, the closest autumnal equinox will take place on september 22, 2024, at 12:44 gmt (08:44 a.m. In the southern hemisphere , it will occur on march 20, 2024, at 03:07 gmt (march.
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. 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.
