Moon · December 2026
Moon calendar for Gillette, Wyoming, United States: December 2026
Daily moon phases, illumination, moonrise and moonset in Gillette, Wyoming, United States for December 2026. Full moon: December 23, 2026. All times are shown in the local time of Gillette, Wyoming, United States.
Full moonWednesday, December 23, 2026, 6:16 PM
New moonTuesday, December 8, 2026, 4:17 PM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Last Quarter | 45% | — | 1:08 PM |
| 2 | Waning Crescent | 34% | 12:22 AM | 1:31 PM |
| 3 | Waning Crescent | 25% | 1:37 AM | 1:39 PM |
| 4 | Waning Crescent | 16% | 2:32 AM | 2:07 PM |
| 5 | Waning Crescent | 9% | 3:50 AM | 2:24 PM |
| 6 | Waning Crescent | 5% | 5:04 AM | 2:54 PM |
| 7 | Waning Crescent | 1% | 6:12 AM | 3:36 PM |
| 8 | New Moon | 0% | 7:21 AM | 4:17 PM |
| 9 | New Moon | 1% | 8:06 AM | 5:12 PM |
| 10 | Waxing Crescent | 3% | 8:41 AM | 6:04 PM |
| 11 | Waxing Crescent | 7% | 9:34 AM | 7:10 PM |
| 12 | Waxing Crescent | 13% | 10:01 AM | 8:12 PM |
| 13 | Waxing Crescent | 19% | 10:24 AM | 9:25 PM |
| 14 | Waxing Crescent | 28% | 10:37 AM | 10:20 PM |
| 15 | Waxing Crescent | 37% | 11:26 AM | 11:33 PM |
| 16 | First Quarter | 47% | 11:35 AM | — |
| 17 | First Quarter | 57% | 11:43 AM | 12:26 AM |
| 18 | Waxing Gibbous | 68% | 12:13 PM | 1:41 AM |
| 19 | Waxing Gibbous | 78% | 12:25 PM | 2:58 AM |
| 20 | Waxing Gibbous | 86% | 12:56 PM | 4:18 AM |
| 21 | Waxing Gibbous | 93% | 1:36 PM | 5:39 AM |
| 22 | Waxing Gibbous | 98% | 2:20 PM | 6:50 AM |
| 23 | Full Moon | 100% | 3:31 PM | 8:06 AM |
| 24 | Full Moon | 99% | 4:29 PM | 9:03 AM |
| 25 | Waning Gibbous | 96% | 6:05 PM | 9:43 AM |
| 26 | Waning Gibbous | 90% | 7:33 PM | 10:19 AM |
| 27 | Waning Gibbous | 82% | 8:34 PM | 10:32 AM |
| 28 | Waning Gibbous | 72% | 10:07 PM | 11:14 AM |
| 29 | Waning Gibbous | 62% | 11:28 PM | 11:33 AM |
| 30 | Last Quarter | 51% | — | 11:41 AM |
| 31 | Last Quarter | 40% | 12:25 AM | 12:11 PM |
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Frequently asked questions
When is the full moon in December 2026 in Gillette, Wyoming, United States?
The full moon peaks on Wednesday, December 23, 2026, 6:16 PM (local time).
When is the new moon in December 2026?
The new moon falls on Tuesday, December 8, 2026, 4:17 PM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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