SkyAlmanac

Moon · December 2025

Moon calendar for Twin Falls, Idaho, United States: December 2025

Daily moon phases, illumination, moonrise and moonset in Twin Falls, Idaho, United States for December 2025. Full moon: December 4, 2025. All times are shown in the local time of Twin Falls, Idaho, 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% 2:22 PM 4:20 AM
2 Waxing Gibbous 94% 2:37 PM 5:39 AM
3 Waxing Gibbous 98% 3:31 PM 7:06 AM
4 Full Moon 100% 4:12 PM 8:22 AM
5 Waning Gibbous 99% 5:13 PM 9:40 AM
6 Waning Gibbous 95% 6:17 PM 10:30 AM
7 Waning Gibbous 89% 7:36 PM 11:34 AM
8 Waning Gibbous 81% 8:43 PM 12:02 PM
9 Waning Gibbous 72% 10:16 PM 12:24 PM
10 Waning Gibbous 62% 11:30 PM 12:39 PM
11 Last Quarter 52% — 1:23 PM
12 Last Quarter 41% 12:25 AM 1:33 PM
13 Waning Crescent 32% 1:37 AM 1:42 PM
14 Waning Crescent 23% 2:28 AM 2:11 PM
15 Waning Crescent 16% 3:40 AM 2:24 PM
16 Waning Crescent 10% 4:32 AM 2:50 PM
17 Waning Crescent 5% 5:43 AM 3:34 PM
18 Waning Crescent 2% 6:36 AM 4:10 PM
19 New Moon 0% 7:42 AM 4:49 PM
20 New Moon 1% 8:26 AM 5:46 PM
21 Waxing Crescent 3% 9:28 AM 6:46 PM
22 Waxing Crescent 7% 9:52 AM 8:02 PM
23 Waxing Crescent 13% 10:24 AM 9:22 PM
24 Waxing Crescent 21% 10:41 AM 10:20 PM
25 Waxing Crescent 30% 11:27 AM 11:34 PM
26 First Quarter 41% 11:38 AM —
27 First Quarter 52% 11:57 AM 12:33 AM
28 Waxing Gibbous 63% 12:22 PM 2:00 AM
29 Waxing Gibbous 74% 12:36 PM 3:29 AM
30 Waxing Gibbous 84% 1:29 PM 4:30 AM
31 Waxing Gibbous 91% 2:00 PM 6:04 AM

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Frequently asked questions

When is the full moon in December 2025 in Twin Falls, Idaho, 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 Twin Falls, Idaho, United States

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