Days Until September 23
Countdown timer with days, hours, minutes, and calendar facts.
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What Day of the Week is September 23?
In 2027, September 23 falls on a Thursday.
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322
Days Until
Thursday
Thursday, September 23, 2027
46 weeksWeeks & Days
46Total Weeks
10 monthsApprox. Months
7,728Total Hours
From: November 5, 2026To: Thursday, September 23, 2027
Autumn (Fall) Equinox
September 23 marks the astronomical Autumn (Fall) Equinox in the Earth's annual orbital cycle around the Sun.
Day of the Week for September 23 (2024–2035)
Planning ahead for a future anniversary, wedding, birthday, or holiday? Here is the exact day of the week that September 23 falls on for each year from 2024 to 2035:
| Year | Day of the Week | Classification | Leap Year? |
|---|---|---|---|
| 2024 | Monday | Weekday | Yes (366 days) |
| 2025 | Tuesday | Weekday | No (365 days) |
| 2026 | Wednesday | Weekday | No (365 days) |
| 2027Upcoming | Thursday | Weekday | No (365 days) |
| 2028 | Saturday | Weekend | Yes (366 days) |
| 2029 | Sunday | Weekend | No (365 days) |
| 2030 | Monday | Weekday | No (365 days) |
| 2031 | Tuesday | Weekday | No (365 days) |
| 2032 | Thursday | Weekday | Yes (366 days) |
| 2033 | Friday | Weekday | No (365 days) |
| 2034 | Saturday | Weekend | No (365 days) |
| 2035 | Sunday | Weekend | No (365 days) |
Calendar Facts for September 23
Day of the Year
Day 266
99 days remain until the new year.
Zodiac Sign
♎ Libra
Western astrological sign for this date.
Season & Quarter
🍂 Q3
Autumn (Quarter 3 of the calendar year).
Annual Calendar Elapsed Progress73% of Year
By September 23, 266 of 365 calendar days have concluded (99 days remaining until January 1).
All September Day-of-Week Lookups
September Countdowns →Frequently Asked Questions
What day of the week is September 23, 2027?
September 23, 2027 falls on a Thursday (weekday).
How many days until September 23?
There are 322 days (46 weeks and 0 days) until September 23 (Thursday, September 23, 2027).
Why does September 23 change days of the week each year?
A common calendar year has 365 days (52 weeks + 1 day), so dates advance by one day of the week every standard year. In leap years (366 days = 52 weeks + 2 days), dates after February 28 leap forward by two days.
What season and astrological sign is September 23?
September 23 is in Autumn (Quarter 3 of the year) and falls under the zodiac sign of ♎ Libra. It is also the astronomical date of the Autumn (Fall) Equinox.
How much of the calendar year has passed by September 23?
By September 23, day 266 of the year has arrived, meaning 73% of the calendar year is complete, with 99 days remaining until January 1.
When is the next weekend September 23?
The next time September 23 falls on a weekend will be in 2028 (on a Saturday).