SkyAlmanac

Moon · May 2026

Moon calendar for Gillette, Wyoming, United States: May 2026

Daily moon phases, illumination, moonrise and moonset in Gillette, Wyoming, United States for May 2026. Full moon: May 1, 2026, May 31, 2026. All times are shown in the local time of Gillette, Wyoming, United States.

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Full moonFriday, May 1, 2026, 11:27 AM
Full moonSunday, May 31, 2026, 2:55 AM
New moonSaturday, May 16, 2026, 1:30 PM
Day Phase Illumination Moonrise Moonset
1 Full Moon 100% 8:22 PM 5:47 AM
2 Waning Gibbous 99% 9:33 PM 6:20 AM
3 Waning Gibbous 96% 10:23 PM 6:43 AM
4 Waning Gibbous 91% 11:31 PM 7:36 AM
5 Waning Gibbous 85% — 8:20 AM
6 Waning Gibbous 78% 12:17 AM 9:28 AM
7 Waning Gibbous 70% 12:43 AM 10:20 AM
8 Last Quarter 60% 1:33 AM 11:34 AM
9 Last Quarter 50% 1:50 AM 12:27 PM
10 Last Quarter 40% 2:20 AM 1:41 PM
11 Waning Crescent 30% 2:28 AM 2:49 PM
12 Waning Crescent 20% 2:54 AM 4:11 PM
13 Waning Crescent 12% 3:29 AM 5:32 PM
14 Waning Crescent 6% 3:38 AM 6:31 PM
15 Waning Crescent 2% 4:05 AM 8:05 PM
16 New Moon 0% 4:25 AM 9:34 PM
17 Waxing Crescent 1% 5:25 AM 10:41 PM
18 Waxing Crescent 5% 6:03 AM 11:50 PM
19 Waxing Crescent 12% 7:16 AM —
20 Waxing Crescent 20% 8:21 AM 12:31 AM
21 Waxing Crescent 30% 9:45 AM 1:33 AM
22 First Quarter 41% 11:24 AM 1:51 AM
23 First Quarter 52% 12:24 PM 2:19 AM
24 Waxing Gibbous 63% 1:39 PM 2:28 AM
25 Waxing Gibbous 73% 2:38 PM 2:53 AM
26 Waxing Gibbous 82% 3:56 PM 3:27 AM
27 Waxing Gibbous 89% 5:12 PM 3:35 AM
28 Waxing Gibbous 94% 6:13 PM 3:52 AM
29 Waxing Gibbous 98% 7:26 PM 4:20 AM
30 Full Moon 100% 8:19 PM 4:41 AM
31 Full Moon 100% 9:25 PM 5:35 AM

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Frequently asked questions

When is the full moon in May 2026 in Gillette, Wyoming, United States?

The full moon peaks on Friday, May 1, 2026, 11:27 AM; Sunday, May 31, 2026, 2:55 AM (local time).

When is the new moon in May 2026?

The new moon falls on Saturday, May 16, 2026, 1:30 PM (local time) — the darkest nights of the month, best for stargazing.

Data: Meeus astronomical algorithms. How we calculate this

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