When is the First Day of Fall? Autumnal Equinox 2026
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.
When Do the Seasons Start and End in 2026? | Astronomical ...
2 days ago · 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 …
First Day of Spring 2026: The Spring Equinox - The Old Farmer's Almanac
Dec 4, 2025 · “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 …
The First Day of Winter: Winter Solstice 2025
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 …
Signs of Autumn: Flying Birds, Falling Leaves, and Fading Sunlight
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 …
The Misunderstood Equinox: Separating Fact from Fiction
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.
What Causes the Leaves to Change Color in the Fall? The Secrets of Fall ...
Aug 20, 2025 · Explore why leaves change color in fall, the role of sunlight and pigments, and top tips for spotting the brightest autumn foliage this season.
Frost Dates for for Places in Michigan | Almanac.com
Use our Frost Dates Calculator to find the average date of the last spring frost (and the first fall frost) in your area—based on the nearest official weather station and your ZIP or Postal Code.
First and Last Frost Dates by Zip Code - The Old Farmer's Almanac
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 …
What Causes the Four Seasons | The Old Farmer's Almanac
Mar 12, 2025 · In the Northern Hemisphere, spring starts on the March date, which is called the vernal equinox; fall begins on the September date, which is called the autumnal equinox.