September 2025 Calendar
30 days, 22 weekdays, 1 federal day off. Print it on one portrait page with holidays and moon phases, or turn either off.
September 2025
SunMonTueWedThuFriSat
1Labor Day
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
Federal holiday (or its observed day) · moon icons mark the four principal phases · on phones a small copper dot marks other observances, listed below.
Notes
Holidays in September 2025
- September 1, 2025: Labor Day federal
Moon phases
- Full Moon Sun, Sep 7, 2:09 PM EDT
- Last Quarter Sun, Sep 14, 6:33 AM EDT
- New Moon Sun, Sep 21, 3:55 PM EDT
- First Quarter Mon, Sep 29, 7:54 PM EDT