Days Until September 15
Countdown timer with days, hours, minutes, and calendar facts.
Calculate📅 Day of the Week Lookup
What Day of the Week is September 15?
In 2027, September 15 falls on a Wednesday.
Calculate Day of Week for Any Date
How many days until…?
360
Days Until
Wednesday
Wednesday, September 15, 2027
51w 3dWeeks & Days
51Total Weeks
11 monthsApprox. Months
8,640Total Hours
From: September 20, 2026To: Wednesday, September 15, 2027
Day of the Week for September 15 (2024–2035)
Planning ahead for a future anniversary, wedding, birthday, or holiday? Here is the exact day of the week that September 15 falls on for each year from 2024 to 2035:
| Year | Day of the Week | Classification | Leap Year? |
|---|---|---|---|
| 2024 | Sunday | Weekend | Yes (366 days) |
| 2025 | Monday | Weekday | No (365 days) |
| 2026 | Tuesday | Weekday | No (365 days) |
| 2027Upcoming | Wednesday | Weekday | No (365 days) |
| 2028 | Friday | Weekday | Yes (366 days) |
| 2029 | Saturday | Weekend | No (365 days) |
| 2030 | Sunday | Weekend | No (365 days) |
| 2031 | Monday | Weekday | No (365 days) |
| 2032 | Wednesday | Weekday | Yes (366 days) |
| 2033 | Thursday | Weekday | No (365 days) |
| 2034 | Friday | Weekday | No (365 days) |
| 2035 | Saturday | Weekend | No (365 days) |
Calendar Facts for September 15
Day of the Year
Day 258
107 days remain until the new year.
Zodiac Sign
♍ Virgo
Western astrological sign for this date.
Season
🍂 Autumn
Northern Hemisphere meteorological season.
Frequently Asked Questions
What day of the week is September 15, 2027?
September 15, 2027 falls on a Wednesday (weekday).
How many days until September 15?
There are 360 days (51 weeks and 3 days) until September 15 (Wednesday, September 15, 2027).
Why does September 15 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.
When is the next weekend September 15?
The next time September 15 falls on a weekend will be in 2029 (on a Saturday).