Moon phase, moonrise and moonset times in Great Falls, Montana, United States
Current local time 6:02:07 PM (UTC-7)
Today, December 10
- Moonset12:03 PMMoonrise10:46 PM
- Moon PhaseWaning gibbousIlumination61%
Tomorrow, December 11
- Moonset12:27 PMMoonrise11:57 PM
- Moon PhaseThird quarterIlumination51%
- Full Moon4 December4:14 PM
- Third Quarter11 December1:51 PM
- New Moon19 December6:43 PM
- First Quarter27 December12:10 PM
- Full Moon3 January3:03 AM
December 2025 — Moon in Great Falls
| Icon | Date | Moonrise | Moonset | Moonrise | Moon phase | Illumination | |
|---|---|---|---|---|---|---|---|
| December 1 | Mon | — | 4:02 AM | 2:45 PM | Waxing gibbous | 86% | |
| December 2 | Tue | — | 5:13 AM | 3:12 PM | Waxing gibbous | 93% | |
| December 3 | Wed | — | 6:24 AM | 3:45 PM | Waxing gibbous | 98% | |
| December 4 | Thu | — | 7:33 AM | 4:25 PM | Full moon | 100% | |
| December 5 | Fri | — | 8:38 AM | 5:13 PM | Waning gibbous | 99% | |
| December 6 | Sat | — | 9:34 AM | 6:10 PM | Waning gibbous | 95% | |
| December 7 | Sun | — | 10:23 AM | 7:14 PM | Waning gibbous | 89% | |
| December 8 | Mon | — | 11:02 AM | 8:23 PM | Waning gibbous | 81% | |
| December 9 | Tue | — | 11:35 AM | 9:34 PM | Waning gibbous | 71% | |
| December 10 | Wed | — | 12:03 PM | 10:46 PM | Waning gibbous | 61% | |
| December 11 | Thu | — | 12:27 PM | 11:57 PM | Third quarter | 51% | |
| December 12 | Fri | — | 12:49 PM | — | Waning crescent | 41% | |
| December 13 | Sat | 1:07 AM | 1:11 PM | — | Waning crescent | 32% | |
| December 14 | Sun | 2:18 AM | 1:34 PM | — | Waning crescent | 23% | |
| December 15 | Mon | 3:29 AM | 1:59 PM | — | Waning crescent | 16% | |
| December 16 | Tue | 4:41 AM | 2:28 PM | — | Waning crescent | 9% | |
| December 17 | Wed | 5:51 AM | 3:02 PM | — | Waning crescent | 5% | |
| December 18 | Thu | 6:59 AM | 3:44 PM | — | Waning crescent | 1% | |
| December 19 | Fri | 8:02 AM | 4:35 PM | — | New moon | 0% | |
| December 20 | Sat | 8:56 AM | 5:35 PM | — | Waxing crescent | 0% | |
| December 21 | Sun | 9:42 AM | 6:41 PM | — | Waxing crescent | 3% | |
| December 22 | Mon | 10:19 AM | 7:51 PM | — | Waxing crescent | 7% | |
| December 23 | Tue | 10:50 AM | 9:02 PM | — | Waxing crescent | 13% | |
| December 24 | Wed | 11:16 AM | 10:13 PM | — | Waxing crescent | 20% | |
| December 25 | Thu | 11:40 AM | 11:24 PM | — | Waxing crescent | 29% | |
| December 26 | Fri | — | — | 12:02 PM | Waxing crescent | 39% | |
| December 27 | Sat | — | 12:35 AM | 12:24 PM | First quarter | 50% | |
| December 28 | Sun | — | 1:46 AM | 12:47 PM | Waxing gibbous | 61% | |
| December 29 | Mon | — | 2:57 AM | 1:13 PM | Waxing gibbous | 72% | |
| December 30 | Tue | — | 4:08 AM | 1:43 PM | Waxing gibbous | 82% | |
| December 31 | Wed | — | 5:19 AM | 2:20 PM | Waxing gibbous | 90% |
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