SkyAlmanac

Moon · May 2026

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

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

← April 2026
Today
June 2026 →
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 5:59 AM
2 Waning Gibbous 99% 9:33 PM 6:23 AM
3 Waning Gibbous 96% 10:23 PM 7:03 AM
4 Waning Gibbous 91% 11:30 PM 7:40 AM
5 Waning Gibbous 85% — 8:25 AM
6 Waning Gibbous 78% 12:18 AM 9:34 AM
7 Waning Gibbous 70% 12:40 AM 10:24 AM
8 Last Quarter 60% 1:33 AM 11:36 AM
9 Last Quarter 50% 1:50 AM 12:31 PM
10 Last Quarter 40% 2:21 AM 1:24 PM
11 Waning Crescent 30% 2:29 AM 2:59 PM
12 Waning Crescent 20% 3:04 AM 4:14 PM
13 Waning Crescent 12% 3:32 AM 5:32 PM
14 Waning Crescent 6% 3:42 AM 6:30 PM
15 Waning Crescent 2% 4:09 AM 8:02 PM
16 New Moon 0% 4:30 AM 9:32 PM
17 Waxing Crescent 1% 5:29 AM 10:32 PM
18 Waxing Crescent 5% 7:49 AM 7:07 AM
19 Waxing Crescent 12% 7:28 AM 12:25 AM
20 Waxing Crescent 20% 8:26 AM 12:33 AM
21 Waxing Crescent 30% 9:55 AM 1:32 AM
22 First Quarter 41% 11:27 AM 1:49 AM
23 First Quarter 52% 12:26 PM 2:20 AM
24 Waxing Gibbous 63% 1:42 PM 2:29 AM
25 Waxing Gibbous 73% 2:44 PM 3:01 AM
26 Waxing Gibbous 82% 4:00 PM 3:30 AM
27 Waxing Gibbous 89% 5:15 PM 3:37 AM
28 Waxing Gibbous 94% 6:13 PM 4:04 AM
29 Waxing Gibbous 98% 7:25 PM 4:24 AM
30 Full Moon 100% 8:18 PM 5:01 AM
31 Full Moon 100% 9:22 PM 5:38 AM

Another city or date

Frequently asked questions

When is the full moon in May 2026 in Casper, 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

More for Casper, Wyoming, United States

Sunrise & sunset, May 2026best light of the day The Moon todayphase, moonrise and moonset Full MoonEvery full and new moon of the year Stargazinglight pollution and dark-sky quality Northern lightsaurora forecast for the city

Near Casper