First Day Of Fall 2024
First Day Of Fall 2024. The first day of fall is sunday, september 22, 2024—the same day as the autumn equinox—in the northern hemisphere. When is the first day of fall?
For the official calendar, please click here. The first day of autumn often called fall (september equinox or autumnal equinox) is when the sun shines directly on the celestial equator passing from north to.