Moon in Boulder, MT
Phase nowWaxing crescent23.3% lit · 5.2 days old
Moonrise today12:26 pmLocal time
Moonset today9:05 pmLocal time
Distance405,415 km251,913 miles
Moon phase in Boulder today
The Moon is waxing crescent and 23.3% lit, growing brighter each night. Today it rises at 12:26 pm and sets at 9:05 pm local time. Sunset is at 4:56 pm. For the darkest skies, look for nights when the Moon is below the horizon after dark.
Next Moon phases
First quarterTue, Nov 174:47 am MST
Full MoonTue, Nov 247:53 am MST
Last quarterMon, Nov 3011:08 pm MST
New MoonTue, Dec 85:51 pm MST
Phase times are shown in Boulder local time. Full Moon calendar 2026.
Moonrise and moonset for the next 30 days
| Date | Moonrise | Moonset | Phase at noon | Lit |
|---|---|---|---|---|
| Sat, Nov 14 | 12:26 pm | 9:05 pm | Waxing crescent | 25.4% |
| Sun, Nov 15 | 12:53 pm | 10:12 pm | Waxing crescent | 34% |
| Mon, Nov 16 | 1:16 pm | 11:20 pm | Waxing crescent | 43.2% |
| Tue, Nov 17 | 1:35 pm | — | First quarter | 52.9% |
| Wed, Nov 18 | 1:53 pm | 12:28 am | Waxing gibbous | 62.8% |
| Thu, Nov 19 | 2:10 pm | 1:37 am | Waxing gibbous | 72.4% |
| Fri, Nov 20 | 2:28 pm | 2:48 am | Waxing gibbous | 81.3% |
| Sat, Nov 21 | 2:48 pm | 4:03 am | Waxing gibbous | 89.1% |
| Sun, Nov 22 | 3:13 pm | 5:22 am | Waxing gibbous | 95.1% |
| Mon, Nov 23 | 3:45 pm | 6:45 am | Waxing gibbous | 98.8% |
| Tue, Nov 24 | 4:28 pm | 8:09 am | Full Moon | 99.8% |
| Wed, Nov 25 | 5:27 pm | 9:27 am | Waning gibbous | 97.8% |
| Thu, Nov 26 | 6:40 pm | 10:33 am | Waning gibbous | 93% |
| Fri, Nov 27 | 8:02 pm | 11:22 am | Waning gibbous | 85.7% |
| Sat, Nov 28 | 9:25 pm | 11:59 am | Waning gibbous | 76.5% |
| Sun, Nov 29 | 10:46 pm | 12:26 pm | Waning gibbous | 66% |
| Mon, Nov 30 | — | 12:48 pm | Last quarter | 55.1% |
| Tue, Dec 1 | 12:03 am | 1:07 pm | Waning crescent | 44.2% |
| Wed, Dec 2 | 1:15 am | 1:25 pm | Waning crescent | 33.9% |
| Thu, Dec 3 | 2:26 am | 1:42 pm | Waning crescent | 24.5% |
| Fri, Dec 4 | 3:36 am | 2:01 pm | Waning crescent | 16.4% |
| Sat, Dec 5 | 4:46 am | 2:23 pm | Waning crescent | 9.8% |
| Sun, Dec 6 | 5:56 am | 2:49 pm | Waning crescent | 4.8% |
| Mon, Dec 7 | 7:04 am | 3:22 pm | Waning crescent | 1.6% |
| Tue, Dec 8 | 8:07 am | 4:03 pm | New Moon | 0.2% |
| Wed, Dec 9 | 9:03 am | 4:53 pm | Waxing crescent | 0.7% |
| Thu, Dec 10 | 9:49 am | 5:51 pm | Waxing crescent | 2.8% |
| Fri, Dec 11 | 10:26 am | 6:55 pm | Waxing crescent | 6.7% |
| Sat, Dec 12 | 10:56 am | 8:01 pm | Waxing crescent | 12.1% |
| Sun, Dec 13 | 11:19 am | 9:08 pm | Waxing crescent | 18.9% |
A dash means the Moon does not rise or set on that local date. This happens about once a month, because the Moon rises around 50 minutes later each day.
Moonrise and moonset are calculated for 46.2366, -112.1208 at sea level with a flat horizon, from a lunar series checked against a full ephemeris to within about a minute. Hills, buildings and elevation can shift what you see by several minutes. Sources and methods.