Countdown
How many days until September 23?
11
days until September 23
The next September 23 is Wednesday, September 23, 2026
Counting down to September 23
There are 11 days until September 23. The next September 23 falls on Wednesday, September 23, 2026. This countdown updates automatically every day — bookmark it and check back any time.
The 11 days until September 23, broken down
7
business days
4
weekend days
1
full week
4
extra days
That's 7 working days (Monday to Friday) and 4 weekend days — 2 Saturdays and 2 Sundays. Public holidays vary by country, so they aren't deducted.
On September 23 in history
- 1780British spy Major John André captured during the American Revolution
- 1846Neptune discovered by astronomers using mathematical predictions
- 1889Nintendo founded in Kyoto as a playing card company
- 1932Kingdom of Saudi Arabia unified and proclaimed by Ibn Saud
Notable world events that happened on September 23 in earlier years.
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