SkyAlmanac

Moon · September 2025

Moon calendar for Calgary, Alberta, Canada: September 2025

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

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Full moonSunday, September 7, 2025, 1:53 PM
New moonSunday, September 21, 2025, 10:49 AM
Day Phase Illumination Moonrise Moonset
1 Waxing Gibbous 65% 5:04 PM —
2 Waxing Gibbous 74% 5:46 PM 12:39 AM
3 Waxing Gibbous 82% 6:21 PM 1:50 AM
4 Waxing Gibbous 89% 6:42 PM 3:12 AM
5 Waxing Gibbous 95% 7:18 PM 4:22 AM
6 Waxing Gibbous 99% 7:34 PM 5:43 AM
7 Full Moon 100% 7:41 PM 7:15 AM
8 Waning Gibbous 99% 7:54 PM 8:24 AM
9 Waning Gibbous 95% 8:14 PM 9:51 AM
10 Waning Gibbous 89% 8:21 PM 11:33 AM
11 Waning Gibbous 80% 8:31 PM 12:54 PM
12 Waning Gibbous 70% 9:12 PM 2:28 PM
13 Last Quarter 59% 9:43 PM 4:05 PM
14 Last Quarter 47% 10:31 PM 5:29 PM
15 Waning Crescent 36% 11:57 PM 6:14 PM
16 Waning Crescent 25% — 6:34 PM
17 Waning Crescent 16% 1:30 AM 7:16 PM
18 Waning Crescent 9% 2:48 AM 7:32 PM
19 Waning Crescent 4% 4:19 AM 7:37 PM
20 New Moon 1% 5:39 AM 7:42 PM
21 New Moon 0% 6:46 AM 7:51 PM
22 New Moon 1% 8:10 AM 8:09 PM
23 Waxing Crescent 4% 9:27 AM 8:19 PM
24 Waxing Crescent 9% 10:23 AM 8:26 PM
25 Waxing Crescent 15% 11:39 AM 8:43 PM
26 Waxing Crescent 22% 12:38 PM 9:27 PM
27 Waxing Crescent 30% 1:52 PM 9:50 PM
28 Waxing Crescent 39% 2:48 PM 10:33 PM
29 First Quarter 49% 3:43 PM 11:41 PM
30 First Quarter 58% 4:20 PM —

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Frequently asked questions

When is the full moon in September 2025 in Calgary, Alberta, Canada?

The full moon peaks on Sunday, September 7, 2025, 1:53 PM (local time).

When is the new moon in September 2025?

The new moon falls on Sunday, September 21, 2025, 10:49 AM (local time) — the darkest nights of the month, best for stargazing.

Data: Meeus astronomical algorithms. How we calculate this

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