September 2027 Calendar
| Wk | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|---|
| 35 | 1 | 2 | 3 | 4 | 5 | ||
| 36 | 6Labor Day | 7 | 8 | 9 | 10 | 11 | 12 |
| 37 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 38 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 39 | 27 | 28 | 29 | 30 |
US federal holidays
- Labor DayMon, Sep 6, 2027
September 2027 at a glance
30days
21working days (US)
35–39ISO weeks
8weekend days
Moon phases (approx.)
- New moonWed, Sep 1
- First quarterTue, Sep 7
- Full moonTue, Sep 14
- Last quarterWed, Sep 22
- New moonWed, Sep 29
Previous and next month
August 2027
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October 2027
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Federal holidays follow the US Office of Personnel Management (OPM) list; dates are calculated, not estimated.