Moon Phases in Boston
Moonrise, Moonset, Phase, Illumination and Age for December1973
Today's Moon
Calculated for 2026-02-10
- Moonrise
- 02:05
- Phase
- Last Quarter
- Age of Moon
- 22.6 days
- Moonset
- 12:10
- Illumination
- 45%
- Next Full Moon
- 2026-03-03
Today's Sun
Calculated for 2026-02-10
- Sunrise
- 07:18
- Sunset
- 18:20
- Day Length
- 11h 1m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Sat | 11:56 | 23:35 | First Quarter | 35% | 5.9 days | 375021 km |
| Dec 2 Sun | 12:26 | - | First Quarter | 45% | 6.9 days | 380530 km |
| Dec 3 Mon | 12:57 | 00:30 | First Quarter | 56% | 7.9 days | 385879 km |
| Dec 4 Tue | 13:29 | 01:27 | First Quarter | 66% | 8.9 days | 390761 km |
| Dec 5 Wed | 14:02 | 02:26 | Waxing Gibbous | 76% | 9.9 days | 394975 km |
| Dec 6 Thu | 14:41 | 03:28 | Waxing Gibbous | 84% | 10.9 days | 398432 km |
| Dec 7 Fri | 15:26 | 04:34 | Waxing Gibbous | 91% | 11.9 days | 401135 km |
| Dec 8 Sat | 16:17 | 05:43 | Waxing Gibbous | 96% | 12.9 days | 403146 km |
| Dec 9 Sun | 17:18 | 06:51 | Full Moon | 99% | 13.9 days | 404546 km |
| Dec 10 Mon | 18:25 | 07:56 | Waning Gibbous | 100% | 14.9 days | 405388 km |
| Dec 11 Tue | 19:36 | 08:55 | Waning Gibbous | 98% | 15.9 days | 405673 km |
| Dec 12 Wed | 20:47 | 09:47 | Waning Gibbous | 95% | 16.9 days | 405338 km |
| Dec 13 Thu | 21:55 | 10:31 | Waning Gibbous | 89% | 17.9 days | 404267 km |
| Dec 14 Fri | 23:01 | 11:10 | Waning Gibbous | 81% | 18.9 days | 402324 km |
| Dec 15 Sat | - | 11:46 | Waning Gibbous | 73% | 19.9 days | 399400 km |
| Dec 16 Sun | 00:03 | 12:19 | Last Quarter | 63% | 20.9 days | 395455 km |
| Dec 17 Mon | 01:04 | 12:52 | Last Quarter | 52% | 21.9 days | 390560 km |
| Dec 18 Tue | 02:03 | 13:26 | Last Quarter | 42% | 22.9 days | 384911 km |
| Dec 19 Wed | 03:01 | 14:01 | Last Quarter | 31% | 23.9 days | 378833 km |
| Dec 20 Thu | 03:59 | 14:40 | Waning Crescent | 22% | 24.9 days | 372749 km |
| Dec 21 Fri | 04:55 | 15:23 | Waning Crescent | 14% | 25.9 days | 367135 km |
| Dec 22 Sat | 05:50 | 16:09 | Waning Crescent | 7% | 26.9 days | 363104 km |
| Dec 23 Sun | 06:41 | 16:59 | Waning Crescent | 3% | 27.9 days | 363104 km |
| Dec 24 Mon | 07:29 | 17:52 | New Moon | 0% | 28.9 days | 363104 km |
| Dec 25 Tue | 08:12 | 18:45 | Waxing Crescent | 0% | 0.4 days | 363104 km |
| Dec 26 Wed | 08:50 | 19:40 | Waxing Crescent | 2% | 1.4 days | 363104 km |
| Dec 27 Thu | 09:26 | 20:34 | Waxing Crescent | 6% | 2.4 days | 363430 km |
| Dec 28 Fri | 09:58 | 21:29 | Waxing Crescent | 13% | 3.4 days | 368404 km |
| Dec 29 Sat | 10:28 | 22:23 | Waxing Crescent | 21% | 4.4 days | 374256 km |
| Dec 30 Sun | 10:58 | 23:18 | Waxing Crescent | 30% | 5.4 days | 380494 km |
| Dec 31 Mon | 11:28 | - | First Quarter | 40% | 6.4 days | 386631 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.