September 2027 at a Glance
September 2027 has 30 days. It begins on a Wednesday and ends on a Thursday, with 4 Saturdays and 4 Sundays.
| Information | Details |
|---|---|
| Month | September |
| Month Number | 9 |
| Year | 2027 |
| Total Days | 30 |
| Weeks | 4 weeks + 2 days |
| Calendar Weeks (rows) | 5 |
| Weekdays | 22 |
| Weekend Days | 8 |
| Mondays | 4 |
| Tuesdays | 4 |
| Wednesdays | 5 |
| Thursdays | 5 |
| Fridays | 4 |
| Saturdays | 4 |
| Sundays | 4 |
| Month Starts | Wednesday |
| Month Ends | Thursday |
| Quarter | Q3 (Jul to Sep) |
| Days Passed | 0 |
| Days Remaining | 30 |
| Month Completed | 0% (upcoming) |
| Total Holidays | 25 |
| Public Holidays | 1 |
← August 2027 · Full 2027 calendar · US holidays 2027 · October 2027 →
Holidays and Long Weekends in September 2027
September 2027 includes 1 US federal holiday. Labor Day falls on Monday, September 6, giving a 3-day weekend.
Notable state observances and regional holidays this month include California Admission Day on September 9, First Responders Day on September 11, and Constitution Commemoration Day on September 12.
Week Numbers in September 2027
September 2027 spans ISO weeks 35 through 39.
| ISO week | Dates in September | Days | Working days |
|---|---|---|---|
| Week 35 | September 1 to 5 | 5 | 3 |
| Week 36 | September 6 to 12 | 7 | 4 |
| Week 37 | September 13 to 19 | 7 | 5 |
| Week 38 | September 20 to 26 | 7 | 5 |
| Week 39 | September 27 to 30 | 4 | 4 |
How Many Working Days Are in September 2027?
September 2027 has 30 days in total: 22 weekdays and 8 weekend days. 1 US federal day off falls on a weekday: Labor Day (September 6). That leaves 21 working days in the month.
The month begins on a Wednesday and ends on a Thursday. It falls in Q3, the third quarter of 2027.
Weekend Dates in September 2027
Saturdays fall on September 4, 11, 18 and 25. Sundays fall on September 5, 12, 19 and 26. That gives 8 weekend days to plan around. There are five Wednesdays and Thursdays in September 2027.
September 2027 Calendar Layout
The calendar above runs 30 days from September 1, a Wednesday, to September 30, a Thursday, and fills 5 calendar rows. The same dates land on the same weekdays in September 2010, September 2021, September 2032 and September 2038, so those months print as an identical grid. Holiday dates still move, so check the holiday list on this page before reusing one.
Download the September 2027 calendar as a PDF for printing or a PNG for screens. Both fit US Letter and A4 without changing margins. No sign up, no watermark, no email.
USA Holidays and Observances – September 2027
| Sep 03 | Ganesh Chaturthi | Sep 06 | Labor Day | Sep 09 | California Admission Day |
| Sep 11 | Carl Garner Federal Lands Cleanup Day | Sep 11 | First Responders Day | Sep 11 | Native American Day |
| Sep 11 | Patriot Day | Sep 12 | Constitution Commemoration Day | Sep 12 | National Grandparents Day |
| Sep 15 | First Day of National Hispanic Heritage Month | Sep 17 | Constitution Day and Citizenship Day | Sep 17 | National POW/MIA Recognition Day |
| Sep 18 | Air Force Birthday | Sep 22 | Emancipation Day | Sep 23 | September Equinox |
| Sep 24 | American Indian Heritage Day | Sep 24 | Michigan Indian Day | Sep 24 | Native American Day |
| Sep 25 | National Public Lands Day | Sep 25 | Public Lands Day | Sep 26 | Gold Star Mother's Day |
| Sep 27 | American Indian Day | Sep 30 | Navratri |
September 2027 Calendar FAQ
How many days are in September 2027?
September 2027 has 30 days. It runs from September 1 (a Wednesday) to September 30 (a Thursday).
What day of the week is September 1, 2027?
September 1, 2027 falls on a Wednesday.
How many weekends are in September 2027?
September 2027 has 8 weekend days: 4 Saturdays and 4 Sundays. Saturdays fall on September 4, 11, 18 and 25. Sundays fall on September 5, 12, 19 and 26.
How many working days are in September 2027?
September 2027 has 22 weekdays. 1 US federal day off falls on a weekday: Labor Day (September 6). That leaves 21 working days.
What holidays are in September 2027?
September 2027 has 1 US federal holiday: Labor Day on Monday, September 6.
Which week numbers cover September 2027?
September 2027 starts in ISO week 35 and ends in ISO week 39.
Does any other year have the same September calendar as 2027?
Yes. September 2027 starts on a Wednesday and has 30 days, which is the same layout as September 2010, September 2021, September 2032 and September 2038. The dates line up with the same weekdays, so the grid is identical. Holiday dates can still differ.
Is the September 2027 calendar free to download?
Yes. The September 2027 calendar downloads free as a PDF or a PNG. There is no sign up, no watermark, and no email required.
