Autumn (First Day) Countdown
How many days until Autumn (First Day)? As of November 4, 2026 (UTC), there are 323 days (46 weeks and 1 day) until Autumn (First Day) on Thursday, September 23, 2027.
Quick answer
As of November 4, 2026 (UTC), there are 323 days (46 weeks and 1 day) until Autumn (First Day) on Thursday, September 23, 2027.
Reviewed by the TimerHub team · Last reviewed November 4, 2026 · Data sources
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How to use it
- 1
It's live
The split-flap counter ticks down every second, in your own time zone.
- 2
See how far along
The bar under it shows how much of the wait since the last one has passed.
- 3
Always current
It targets the next occurrence, so it never expires. Bookmark it to check back.
Frequently asked questions
How many days until Autumn (First Day)?
As of November 4, 2026 (UTC), there are 323 days (46 weeks and 1 day) until Autumn (First Day) on Thursday, September 23, 2027. The counter above shows the exact days, hours, minutes, and seconds remaining in your time zone, and always targets the next occurrence.
How many weeks until Autumn (First Day)?
Autumn (First Day) is 46 weeks and 1 day away (323 days in total).
When is Autumn (First Day)?
Autumn (First Day) is the September equinox. The next one is on Thursday, September 23, 2027.
What does the progress bar show?
How far through the wait you are: the share of the time from the last Autumn (First Day) to the next one that has already passed. It fills up on the day itself.
Do I need to keep the page open?
No — the countdown is based on the real date, so it's accurate whenever you open the page.