First Day Of Fall 2024 Traditions In English. — the first day of fall is sunday, september 22, 2024—the same day as the autumn equinox—in the northern hemisphere. — the 2024 autumnal equinox happens at 8:43 a.m.
On the fall equinox (aka the autumnal equinox), the center of the sun is above the horizon for exactly 12 hours. The autumnal equinox, or the first day of fall in the northern hemisphere takes place every year on september 22nd or september 23rd.