When Does Fall Start 2024. In 2024, the autumnal (fall) equinox arrives on sunday, september 22, marking the official first day of fall. Here are five things to know about the start of the new season.
Here’s everything you should know about the fall equinox—plus our. 25, 2024 this sunday, the autumnal equinox is upon us, and with it, a shift to shorter days, longer nights and the astronomical start of fall in the northern hemisphere.
