Moon · January 2027
Moon calendar for Boulder, Colorado, United States: January 2027
Daily moon phases, illumination, moonrise and moonset in Boulder, Colorado, United States for January 2027. Full moon: January 22, 2027. All times are shown in the local time of Boulder, Colorado, United States.
Full moonFriday, January 22, 2027, 3:05 AM
New moonThursday, January 7, 2027, 1:30 PM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waning Crescent | 31% | 1:36 AM | 12:28 PM |
| 2 | Waning Crescent | 22% | 2:28 AM | 1:19 PM |
| 3 | Waning Crescent | 14% | 3:40 AM | 1:41 PM |
| 4 | Waning Crescent | 8% | 4:31 AM | 2:23 PM |
| 5 | Waning Crescent | 4% | 5:39 AM | 3:26 PM |
| 6 | New Moon | 1% | 6:24 AM | 4:12 PM |
| 7 | New Moon | 0% | 7:21 AM | 5:16 PM |
| 8 | New Moon | 1% | 7:44 AM | 6:11 PM |
| 9 | Waxing Crescent | 3% | 8:21 AM | 7:21 PM |
| 10 | Waxing Crescent | 8% | 8:33 AM | 8:15 PM |
| 11 | Waxing Crescent | 14% | 9:19 AM | 9:26 PM |
| 12 | Waxing Crescent | 21% | 9:36 AM | 10:19 PM |
| 13 | Waxing Crescent | 30% | 9:49 AM | 11:31 PM |
| 14 | First Quarter | 41% | 10:20 AM | — |
| 15 | First Quarter | 51% | 10:30 AM | 12:24 AM |
| 16 | Waxing Gibbous | 62% | 11:19 AM | 1:40 AM |
| 17 | Waxing Gibbous | 73% | 11:44 AM | 2:56 AM |
| 18 | Waxing Gibbous | 82% | 12:25 PM | 4:16 AM |
| 19 | Waxing Gibbous | 90% | 1:35 PM | 5:34 AM |
| 20 | Waxing Gibbous | 96% | 2:29 PM | 6:24 AM |
| 21 | Full Moon | 99% | 3:56 PM | 7:30 AM |
| 22 | Full Moon | 100% | 5:28 PM | 8:00 AM |
| 23 | Waning Gibbous | 98% | 6:27 PM | 8:25 AM |
| 24 | Waning Gibbous | 93% | 7:45 PM | 9:02 AM |
| 25 | Waning Gibbous | 86% | 9:01 PM | 9:32 AM |
| 26 | Waning Gibbous | 77% | 10:19 PM | 9:44 AM |
| 27 | Waning Gibbous | 68% | 11:28 PM | 10:17 AM |
| 28 | Last Quarter | 57% | — | 10:28 AM |
| 29 | Last Quarter | 47% | 12:23 AM | 11:19 AM |
| 30 | Waning Crescent | 37% | 1:35 AM | 11:39 AM |
| 31 | Waning Crescent | 28% | 2:25 AM | 12:21 PM |
Another city or date
Frequently asked questions
When is the full moon in January 2027 in Boulder, Colorado, United States?
The full moon peaks on Friday, January 22, 2027, 3:05 AM (local time).
When is the new moon in January 2027?
The new moon falls on Thursday, January 7, 2027, 1:30 PM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
More for Boulder, Colorado, United States
Near Boulder
- Westminster, Colorado, United States
- Arvada, Colorado, United States
- Thornton, Colorado, United States
- Lakewood, Colorado, United States
- Denver, Colorado, United States
- Aurora, Colorado, United States
- Centennial, Colorado, United States
- Fort Collins, Colorado, United States
- Greeley, Colorado, United States
- Cheyenne, Wyoming, United States
- Colorado Springs, Colorado, United States
- Laramie, Wyoming, United States