Dates can shift slightly for equinoxes depending on the year, but it's always around this time in September. The next vernal equinox in the Northern Hemisphere takes place on March 20, 2026, and will ...

We're breaking out the cozy sweaters and warm beverages, because fall is here. Here are some answers to the most common questions about the beginning of the season. The official kickoff time for fall ...

An equinox is a twice-yearly event in March and September when the Sun is directly above the equator, causing nearly equal ...

The autumn equinox is now upon us! Today marks the moment that the sun crosses the celestial equator, ushering in the beginning of astronomical autumn in the northern hemisphere, which brings with it ...

The fall season is marked by the autumnal equinox, a time when the Earth's axis is tilted neither toward nor away from the ...

The autumn equinox marks the end of summer and the beginning of fall in the Northern Hemisphere. In 2025, the first day of fall will be Monday, Sept. 22. During the equinox, the sun crosses directly ...

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 ...

Summer still has a tight grip on the Lone Star State through the weekend, so it may not feel like fall is right around the corner — but it is arriving Monday with the autumnal equinox. Before we start ...

The first day of fall is Monday, September 22, 2025, at 2:19 p.m. Eastern Time. It is the astronomical start of fall in the Northern Hemisphere when day and night are nearly equal. Meteorologists mark ...

September: Florida is another area where temperatures are uncertain. Above-normal temperatures favored for the first half of ...