SkyAlmanac

Moon · December 2025

Moon calendar for Las Vegas, Nevada, United States: December 2025

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

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Full moonThursday, December 4, 2025, 3:18 PM
New moonFriday, December 19, 2025, 6:59 PM
Day Phase Illumination Moonrise Moonset
1 Waxing Gibbous 87% 1:38 PM 3:23 AM
2 Waxing Gibbous 94% 2:15 PM 4:22 AM
3 Waxing Gibbous 98% 2:40 PM 5:39 AM
4 Full Moon 100% 3:40 PM 6:55 AM
5 Waning Gibbous 99% 4:29 PM 8:12 AM
6 Waning Gibbous 95% 5:46 PM 9:23 AM
7 Waning Gibbous 89% 7:06 PM 10:03 AM
8 Waning Gibbous 81% 8:19 PM 10:31 AM
9 Waning Gibbous 72% 9:34 PM 11:27 AM
10 Waning Gibbous 62% 10:26 PM 11:38 AM
11 Last Quarter 51% 11:37 PM 12:12 PM
12 Last Quarter 41% — 12:24 PM
13 Waning Crescent 32% 12:27 AM 12:45 PM
14 Waning Crescent 23% 1:37 AM 1:29 PM
15 Waning Crescent 15% 2:26 AM 1:40 PM
16 Waning Crescent 9% 3:36 AM 2:18 PM
17 Waning Crescent 5% 4:25 AM 2:38 PM
18 Waning Crescent 2% 5:34 AM 3:35 PM
19 New Moon 0% 6:23 AM 4:21 PM
20 New Moon 1% 7:26 AM 5:28 PM
21 Waxing Crescent 3% 8:00 AM 6:18 PM
22 Waxing Crescent 7% 8:29 AM 7:30 PM
23 Waxing Crescent 13% 9:27 AM 8:22 PM
24 Waxing Crescent 21% 9:42 AM 9:33 PM
25 Waxing Crescent 30% 10:19 AM 10:26 PM
26 First Quarter 41% 10:30 AM 11:39 PM
27 First Quarter 52% 11:12 AM —
28 Waxing Gibbous 64% 11:38 AM 12:43 AM
29 Waxing Gibbous 74% 12:21 PM 2:09 AM
30 Waxing Gibbous 84% 12:33 PM 3:31 AM
31 Waxing Gibbous 91% 1:35 PM 4:28 AM

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Frequently asked questions

When is the full moon in December 2025 in Las Vegas, Nevada, United States?

The full moon peaks on Thursday, December 4, 2025, 3:18 PM (local time).

When is the new moon in December 2025?

The new moon falls on Friday, December 19, 2025, 6:59 PM (local time) — the darkest nights of the month, best for stargazing.

Data: Meeus astronomical algorithms. How we calculate this

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