Fall Equinox 2024 Date. But this year, according to the national weather service, it falls on sept. The first day of fall in 2024 is sunday, sept.
The autumnal equinox is scheduled to arrive on sunday, sept. At a precise moment each september, usually on the 22nd or 23rd, the sun is directly above the equator, marking the autumnal equinox in the northern hemisphere.