SkyAlmanac

Moon · December 2025

Moon calendar for Jackson, Wyoming, United States: December 2025

Daily moon phases, illumination, moonrise and moonset in Jackson, Wyoming, United States for December 2025. Full moon: December 4, 2025. All times are shown in the local time of Jackson, Wyoming, United States.

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Full moonThursday, December 4, 2025, 4:18 PM
New moonFriday, December 19, 2025, 7:59 PM
Day Phase Illumination Moonrise Moonset
1 Waxing Gibbous 87% 2:06 PM 4:09 AM
2 Waxing Gibbous 94% 2:24 PM 5:34 AM
3 Waxing Gibbous 98% 3:09 PM 6:40 AM
4 Full Moon 100% 3:45 PM 8:15 AM
5 Waning Gibbous 99% 4:34 PM 9:35 AM
6 Waning Gibbous 95% 5:54 PM 10:25 AM
7 Waning Gibbous 89% 7:22 PM 11:26 AM
8 Waning Gibbous 81% 8:26 PM 11:41 AM
9 Waning Gibbous 72% 9:47 PM 12:18 PM
10 Waning Gibbous 62% 11:08 PM 12:27 PM
11 Last Quarter 52% — 12:51 PM
12 Last Quarter 41% 12:16 AM 1:26 PM
13 Waning Crescent 32% 1:29 AM 1:34 PM
14 Waning Crescent 23% 2:23 AM 1:44 PM
15 Waning Crescent 16% 3:34 AM 2:15 PM
16 Waning Crescent 10% 4:25 AM 2:28 PM
17 Waning Crescent 5% 5:37 AM 3:20 PM
18 Waning Crescent 2% 6:27 AM 3:43 PM
19 New Moon 0% 7:36 AM 4:28 PM
20 New Moon 1% 8:21 AM 5:36 PM
21 Waxing Crescent 3% 9:15 AM 6:27 PM
22 Waxing Crescent 7% 9:41 AM 7:40 PM
23 Waxing Crescent 13% 10:16 AM 8:43 PM
24 Waxing Crescent 21% 10:28 AM 10:07 PM
25 Waxing Crescent 30% 11:02 AM 11:28 PM
26 First Quarter 41% 11:32 AM —
27 First Quarter 52% 11:41 AM 12:24 AM
28 Waxing Gibbous 63% 12:09 PM 1:42 AM
29 Waxing Gibbous 74% 12:24 PM 3:13 AM
30 Waxing Gibbous 84% 1:01 PM 4:24 AM
31 Waxing Gibbous 91% 1:39 PM 5:47 AM

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Frequently asked questions

When is the full moon in December 2025 in Jackson, Wyoming, United States?

The full moon peaks on Thursday, December 4, 2025, 4:18 PM (local time).

When is the new moon in December 2025?

The new moon falls on Friday, December 19, 2025, 7:59 PM (local time) — the darkest nights of the month, best for stargazing.

Data: Meeus astronomical algorithms. How we calculate this

More for Jackson, Wyoming, United States

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