The autumnal equinox arrives on Monday, September 22, 2025, at 2:19 P.M. EDT, bringing with it the end of summer, the beginning of fall and the onset of Libra season. Astronomically, an equinox occurs ...

Day and night will get equal time for a brief moment Monday as much of the world heads into fall. The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere ...

Welcome to the first day of astronomical fall, marked by today’s Autumn Equinox - a day equally split between light and dark. For those of you who don’t normally celebrate this doorway into a new ...

September's (sporadic) sweater weather chill and the changing leaf colors are a sign that the first day of fall is near. Here's what to know about the autumnal equinox and fall foliage forecast map ...

When is the first day of fall in 2025? A carefully worded answer is that on Monday, Sept. 22, at 2:19 p.m. Eastern daylight time (11:19 a.m. Pacific daylight time) autumn begins astronomically in the ...