First Day Of Fall 2024 Usa 2024. Here’s a list of the exact dates and times of the four seasons in north america, including the first days of winter, spring, summer, and fall for the next few years. The autumnal equinox, or the first day of fall in the northern hemisphere takes place every year on september 22nd or september 23rd.

Autumnal equinox marks the end of summer and the beginning of fall. When is the first day of fall 2024?