SkyAlmanac

Moon · September 2025

Moon calendar for Peterborough, Ontario, Canada: September 2025

Daily moon phases, illumination, moonrise and moonset in Peterborough, Ontario, Canada for September 2025. Full moon: September 7, 2025. All times are shown in the local time of Peterborough, Ontario, Canada.

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Full moonSunday, September 7, 2025, 3:53 PM
New moonSunday, September 21, 2025, 12:49 PM
Day Phase Illumination Moonrise Moonset
1 Waxing Gibbous 64% 3:58 PM 12:05 AM
2 Waxing Gibbous 73% 4:37 PM 12:48 AM
3 Waxing Gibbous 81% 5:34 PM 1:52 AM
4 Waxing Gibbous 89% 6:06 PM 3:06 AM
5 Waxing Gibbous 94% 6:25 PM 4:16 AM
6 Waxing Gibbous 98% 6:48 PM 5:33 AM
7 Full Moon 100% 7:28 PM 6:30 AM
8 Full Moon 99% 7:38 PM 7:53 AM
9 Waning Gibbous 96% 7:56 PM 9:26 AM
10 Waning Gibbous 89% 8:21 PM 10:26 AM
11 Waning Gibbous 81% 8:35 PM 11:53 AM
12 Waning Gibbous 71% 9:29 PM 1:31 PM
13 Last Quarter 60% 10:08 PM 2:37 PM
14 Last Quarter 48% 11:08 PM 3:55 PM
15 Waning Crescent 37% — 4:51 PM
16 Waning Crescent 26% 12:14 AM 5:40 PM
17 Waning Crescent 17% 1:36 AM 6:14 PM
18 Waning Crescent 10% 2:43 AM 6:27 PM
19 Waning Crescent 4% 4:15 AM 6:51 PM
20 Waning Crescent 1% 5:30 AM 7:26 PM
21 New Moon 0% 6:25 AM 7:34 PM
22 New Moon 1% 7:37 AM 7:42 PM
23 Waxing Crescent 4% 8:28 AM 8:07 PM
24 Waxing Crescent 8% 9:41 AM 8:22 PM
25 Waxing Crescent 14% 10:35 AM 8:42 PM
26 Waxing Crescent 21% 11:47 AM 9:30 PM
27 Waxing Crescent 29% 12:44 PM 9:58 PM
28 Waxing Crescent 38% 1:48 PM 10:39 PM
29 First Quarter 48% 2:31 PM 11:42 PM
30 First Quarter 58% 3:33 PM —

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Frequently asked questions

When is the full moon in September 2025 in Peterborough, Ontario, Canada?

The full moon peaks on Sunday, September 7, 2025, 3:53 PM (local time).

When is the new moon in September 2025?

The new moon falls on Sunday, September 21, 2025, 12:49 PM (local time) — the darkest nights of the month, best for stargazing.

Data: Meeus astronomical algorithms. How we calculate this

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