September 2026 has 30 days
The month opens on a Tuesday and closes on a Wednesday. It holds 22 working days and 8 weekend days, and covers days 244 to 273 of 2026. This is the current month.
How many days are in September 2026?
September 2026 has 30 days. Month lengths never change outside February, so September always has 30 days. Of those, 22 fall on a weekday and 8 at a weekend, which is the split before any public holiday is deducted.
What day does September 2026 start on?
1 September 2026 is a Tuesday and 30 September is a Wednesday. The month spans ISO weeks 36 to 40 and contains 4 Mondays, 4 Fridays, 4 Saturdays and 4 Sundays.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 |
What is on in September 2026?
| Date | What it is | Kind | Days away |
|---|---|---|---|
| 1 September | September starts | observance | -22 days |
| 4 September | Last Quarter | sky event | -19 days |
| 5 September | International Day of Charity | observance | -18 days |
| 7 September | Labor Day | holiday | -16 days |
| 7 September | Labour Day | holiday | -16 days |
| 8 September | International Literacy Day | observance | -15 days |
| 11 September | Patriot Day | observance | -12 days |
| 11 September | New Moon | sky event | -12 days |
| 18 September | First Quarter | sky event | -5 days |
| 21 September | International Day of Peace | observance | -2 days |
| 22 September | September equinox | astronomical | -1 days |
| 23 September | International Day of Sign Languages | observance | today |
| 23 September | September equinox | astronomical | today |
| 26 September | Full Moon | sky event | 3 days |
| 30 September | National Day for Truth and Reconciliation | holiday | 7 days |
| 30 September | US federal fiscal year ends | observance | 7 days |
Moon phases in September 2026
| Phase | Date | Weekday | Note |
|---|---|---|---|
| Last Quarter | 4 September | Friday | instant given in UTC |
| New Moon | 11 September | Friday | instant given in UTC |
| First Quarter | 18 September | Friday | instant given in UTC |
| Full Moon | 26 September | Saturday | traditionally the Corn Moon |
Phase instants are computed in Universal Time. A phase falling late in the UTC day can read as the previous calendar date in the Americas, which is why published moon calendars sometimes disagree by one day.
Sky events and season boundaries in September 2026
The september equinox falls in this month, opening autumn in the northern hemisphere. No catalogued meteor shower peaks in it. No eclipse is catalogued in it.
How many working days in September 2026?
There are 22 working days in September 2026 on a Monday to Friday week, and 8 weekend days. 3 public holidays from the catalogued countries fall in the month: Labor Day on 7 September, Labour Day on 7 September, National Day for Truth and Reconciliation on 30 September. Whether any of those reduces your own working total depends on which country you are in.
Questions about September 2026
- How many days are in September 2026?
- 30 days.
- What day of the week does September 2026 start on?
- A Tuesday. It ends on a Wednesday.
- How many working days are in September 2026?
- 22, counting Monday to Friday and not deducting public holidays.
- What holidays are in September 2026?
- Labor Day, Labour Day, National Day for Truth and Reconciliation.
- How many weekends are in September 2026?
- 4 Saturdays and 4 Sundays.
Other months
August 2026 · October 2026 · The 2026 calendar year · Every date in 2026