Dec 9, 2025 · The fall equinox and the first day of autumn arrive on Tuesday, September 22, 2026, at 8:04 P.M. EDT in the Northern Hemisphere. The equinox occurs at the same moment worldwide.

Dec 31, 2025 · Astronomical fall starts with the autumnal equinox and ends the day before the winter solstice. Meteorological fall runs September 1 to November 30, helping track seasonal weather …

Jan 11, 2026 · “The ancient Chinese celebrated the first day of spring about six weeks earlier than the equinox”—not just on the equinox itself. As with most folklore, it’s only partly true. You should be able …

Dec 24, 2025 · The first day of winter in the Northern Hemisphere is marked by the winter solstice, which occurs on Sunday, December 21, 2025, at 10:03 A.M. (EST). Use our Time Zone Converter to …

Sep 23, 2025 · It’s not an all-day event such as a birthday or holiday. The equinox is the moment the Sun crosses the celestial equator—that imaginary line in the sky above Earth’s equator.

Sep 12, 2024 · What signs of fall can you see, hear, taste, smell, and touch? In our neck of the woods, the signs of fall are acorns falling and squirrels scurrying about. Hawks and hummers are starting to …

Mar 12, 2025 · If you live in the Northern Hemisphere, it’s the spring equinox; in the Southern Hemisphere, it’s the autumn equinox. Why Does the Spring Equinox Fall on Different Dates?

Our 2025 Fall Foliage Map estimates peak dates for every U.S. region based on historical patterns. Check it before planning your trip for the most accurate timing.

1 day ago · See the average first and last frost dates for locations across the U.S. and Canada with our frost dates calculator. Simply enter your postal code to see when the last spring frost date and first …

Dec 30, 2025 · The Moon may rise as little as 23 minutes later on several nights before and after the full Harvest Moon (at about 42 degrees north latitude), which means extra light at peak harvest time near …