Moon phase, moonrise and moonset times in Boulder, Colorado, United States
Current local time 3:47:18 AM (UTC-7)
Today, January 18
- Moonrise7:29 AMMoonset5:32 PM
- Moon PhaseNew moonIlumination0%
Tomorrow, January 19
- Moonrise8:07 AMMoonset6:37 PM
- Moon PhaseWaxing crescentIlumination1%
- New Moon18 January12:52 PM
- First Quarter25 January9:47 PM
- Full Moon1 February3:09 PM
- Third Quarter9 February5:43 AM
- New Moon17 February5:01 AM
January 2026 — Moon in Boulder
| Icon | Date | Moonrise | Moonset | Moonrise | Moon phase | Illumination | |
|---|---|---|---|---|---|---|---|
| January 1 | Thu | — | 5:32 AM | 3:08 PM | Waxing gibbous | 96% | |
| January 2 | Fri | — | 6:31 AM | 4:02 PM | Waxing gibbous | 99% | |
| January 3 | Sat | — | 7:24 AM | 5:02 PM | Full moon | 100% | |
| January 4 | Sun | — | 8:11 AM | 6:06 PM | Waning gibbous | 97% | |
| January 5 | Mon | — | 8:50 AM | 7:11 PM | Waning gibbous | 93% | |
| January 6 | Tue | — | 9:25 AM | 8:17 PM | Waning gibbous | 86% | |
| January 7 | Wed | — | 9:56 AM | 9:23 PM | Waning gibbous | 77% | |
| January 8 | Thu | — | 10:24 AM | 10:28 PM | Waning gibbous | 68% | |
| January 9 | Fri | — | 10:51 AM | 11:33 PM | Waning gibbous | 58% | |
| January 10 | Sat | — | 11:19 AM | — | Third quarter | 49% | |
| January 11 | Sun | 12:38 AM | 11:48 AM | — | Waning crescent | 39% | |
| January 12 | Mon | 1:44 AM | 12:21 PM | — | Waning crescent | 30% | |
| January 13 | Tue | 2:50 AM | 12:58 PM | — | Waning crescent | 22% | |
| January 14 | Wed | 3:55 AM | 1:40 PM | — | Waning crescent | 15% | |
| January 15 | Thu | 4:57 AM | 2:30 PM | — | Waning crescent | 9% | |
| January 16 | Fri | 5:54 AM | 3:26 PM | — | Waning crescent | 4% | |
| January 17 | Sat | 6:45 AM | 4:27 PM | — | Waning crescent | 1% | |
| January 18 | Sun | 7:29 AM | 5:32 PM | — | New moon | 0% | |
| January 19 | Mon | 8:07 AM | 6:37 PM | — | Waxing crescent | 1% | |
| January 20 | Tue | 8:41 AM | 7:43 PM | — | Waxing crescent | 4% | |
| January 21 | Wed | 9:11 AM | 8:49 PM | — | Waxing crescent | 9% | |
| January 22 | Thu | 9:38 AM | 9:54 PM | — | Waxing crescent | 16% | |
| January 23 | Fri | 10:06 AM | 10:58 PM | — | Waxing crescent | 25% | |
| January 24 | Sat | — | — | 10:34 AM | Waxing crescent | 35% | |
| January 25 | Sun | — | 12:04 AM | 11:04 AM | First quarter | 46% | |
| January 26 | Mon | — | 1:10 AM | 11:37 AM | Waxing gibbous | 57% | |
| January 27 | Tue | — | 2:16 AM | 12:16 PM | Waxing gibbous | 68% | |
| January 28 | Wed | — | 3:20 AM | 1:01 PM | Waxing gibbous | 78% | |
| January 29 | Thu | — | 4:21 AM | 1:52 PM | Waxing gibbous | 87% | |
| January 30 | Fri | — | 5:17 AM | 2:50 PM | Waxing gibbous | 94% | |
| January 31 | Sat | — | 6:05 AM | 3:52 PM | Waxing gibbous | 98% |
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