SkyAlmanac

Moon · December 2025

Moon calendar for Guaymas, Sonora, Mexico: December 2025

Daily moon phases, illumination, moonrise and moonset in Guaymas, Sonora, Mexico for December 2025. Full moon: December 4, 2025. All times are shown in the local time of Guaymas, Sonora, Mexico.

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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% 2:28 PM 3:36 AM
2 Waxing Gibbous 94% 3:26 PM 4:37 AM
3 Waxing Gibbous 98% 3:58 PM 6:00 AM
4 Full Moon 100% 4:42 PM 7:24 AM
5 Waning Gibbous 99% 5:50 PM 8:20 AM
6 Waning Gibbous 95% 7:02 PM 9:32 AM
7 Waning Gibbous 89% 8:14 PM 10:19 AM
8 Waning Gibbous 81% 9:29 PM 11:09 AM
9 Waning Gibbous 72% 10:24 PM 11:37 AM
10 Waning Gibbous 62% 11:33 PM 12:18 PM
11 Last Quarter 52% — 12:32 PM
12 Last Quarter 41% 12:23 AM 1:26 PM
13 Waning Crescent 32% 1:27 AM 1:36 PM
14 Waning Crescent 23% 2:14 AM 2:15 PM
15 Waning Crescent 16% 3:07 AM 2:29 PM
16 Waning Crescent 10% 3:54 AM 3:28 PM
17 Waning Crescent 5% 4:41 AM 3:49 PM
18 Waning Crescent 2% 5:43 AM 4:28 PM
19 New Moon 0% 6:30 AM 5:33 PM
20 New Moon 1% 7:36 AM 6:21 PM
21 Waxing Crescent 3% 8:23 AM 7:30 PM
22 Waxing Crescent 7% 9:10 AM 8:20 PM
23 Waxing Crescent 13% 9:40 AM 9:30 PM
24 Waxing Crescent 21% 10:23 AM 10:20 PM
25 Waxing Crescent 30% 10:40 AM 11:30 PM
26 First Quarter 41% 11:34 AM —
27 First Quarter 52% 11:53 AM 12:21 AM
28 Waxing Gibbous 63% 12:27 PM 1:31 AM
29 Waxing Gibbous 74% 1:12 PM 2:24 AM
30 Waxing Gibbous 84% 1:46 PM 3:38 AM
31 Waxing Gibbous 91% 2:30 PM 4:44 AM

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Frequently asked questions

When is the full moon in December 2025 in Guaymas, Sonora, Mexico?

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

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