Moon Phases in Boston
Moonrise, Moonset, Phase, Illumination and Age for December2040
Today's Moon
Calculated for 2026-02-03
- Moonrise
- 19:02
- Phase
- Full Moon
- Age of Moon
- 15.9 days
- Moonset
- 08:24
- Illumination
- 99%
- Next Full Moon
- 2026-03-03
Today's Sun
Calculated for 2026-02-03
- Sunrise
- 07:37
- Sunset
- 16:50
- Day Length
- 9h 12m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Sat | 03:57 | 14:25 | Waning Crescent | 9% | 26.6 days | 405486 km |
| Dec 2 Sun | 05:21 | 14:41 | Waning Crescent | 4% | 27.6 days | 405696 km |
| Dec 3 Mon | 06:48 | 15:03 | Waning Crescent | 1% | 28.6 days | 405488 km |
| Dec 4 Tue | 08:17 | 15:36 | New Moon | 0% | 0.1 days | 404539 km |
| Dec 5 Wed | 09:40 | 16:23 | Waxing Crescent | 1% | 1.1 days | 403060 km |
| Dec 6 Thu | 10:47 | 17:31 | Waxing Crescent | 5% | 2.1 days | 401050 km |
| Dec 7 Fri | 11:36 | 18:54 | Waxing Crescent | 10% | 3.1 days | 398468 km |
| Dec 8 Sat | 12:08 | 20:24 | Waxing Crescent | 18% | 4.1 days | 395260 km |
| Dec 9 Sun | 12:31 | 21:54 | Waxing Crescent | 27% | 5.1 days | 391402 km |
| Dec 10 Mon | 12:48 | 23:20 | First Quarter | 36% | 6.1 days | 386941 km |
| Dec 11 Tue | 13:01 | - | First Quarter | 47% | 7.1 days | 382013 km |
| Dec 12 Wed | 13:14 | 00:43 | First Quarter | 58% | 8.1 days | 376855 km |
| Dec 13 Thu | 13:26 | 02:04 | First Quarter | 68% | 9.1 days | 371790 km |
| Dec 14 Fri | 13:39 | 03:24 | Waxing Gibbous | 77% | 10.1 days | 367198 km |
| Dec 15 Sat | 13:55 | 04:43 | Waxing Gibbous | 85% | 11.1 days | 363468 km |
| Dec 16 Sun | 14:15 | 06:02 | Waxing Gibbous | 92% | 12.1 days | 363104 km |
| Dec 17 Mon | 14:42 | 07:18 | Waxing Gibbous | 97% | 13.1 days | 363104 km |
| Dec 18 Tue | 15:20 | 08:28 | Full Moon | 99% | 14.1 days | 363104 km |
| Dec 19 Wed | 16:08 | 09:28 | Waning Gibbous | 100% | 15.1 days | 363104 km |
| Dec 20 Thu | 17:09 | 10:13 | Waning Gibbous | 98% | 16.1 days | 366554 km |
| Dec 21 Fri | 18:16 | 10:47 | Waning Gibbous | 94% | 17.1 days | 371520 km |
| Dec 22 Sat | 19:29 | 11:12 | Waning Gibbous | 88% | 18.1 days | 377300 km |
| Dec 23 Sun | 20:41 | 11:30 | Waning Gibbous | 80% | 19.1 days | 383424 km |
| Dec 24 Mon | 21:53 | 11:44 | Waning Gibbous | 71% | 20.1 days | 389408 km |
| Dec 25 Tue | 23:05 | 11:56 | Last Quarter | 61% | 21.1 days | 394806 km |
| Dec 26 Wed | - | 12:07 | Last Quarter | 51% | 22.1 days | 399255 km |
| Dec 27 Thu | 00:17 | 12:17 | Last Quarter | 40% | 23.1 days | 402518 km |
| Dec 28 Fri | 01:33 | 12:29 | Waning Crescent | 30% | 24.1 days | 404490 km |
| Dec 29 Sat | 02:51 | 12:43 | Waning Crescent | 21% | 25.1 days | 405204 km |
| Dec 30 Sun | 04:15 | 13:02 | Waning Crescent | 13% | 26.1 days | 404794 km |
| Dec 31 Mon | 05:43 | 13:28 | Waning Crescent | 7% | 27.1 days | 403463 km |
* Moon Phase: The shape of the illuminated (sunlit) portion of the Moon as seen by an observer on Earth.
* Illumination: The percentage of the Moon's surface illuminated by the Sun.
* Moon Age: The number of days since the last New Moon.