Enter the date of the upcoming Autumn Equinox to see how many days are left until the first day of fall.
Astronomical fall begins on the Autumn Equinox, usually September 22 or 23.
Choose the Autumn Equinox date above to see your countdown.
How This Fall Countdown Works
This countdown calculates how many days are left until the first day of fall, based on the astronomical Autumn Equinox. It uses your device’s local date and time for accuracy.
Fall Countdown FAQ
What date should I enter?
Enter the official Autumn Equinox date for the upcoming year (usually September 22 or 23).
Does the first day of fall change every year?
Yes — the Autumn Equinox can fall on September 22, 23, or occasionally September 24 depending on the year.
Can I change the date later?
Yes. Just pick a new date and click “Show Countdown” again.
Does this use my time zone?
Yes. The countdown is based on your device’s local date and time.