Moon Phases in Boston
Moonrise, Moonset, Phase, Illumination and Age for May2011
Today's Moon
Calculated for 2026-02-04
- Moonrise
- 20:23
- Phase
- Full Moon
- Age of Moon
- 15.9 days
- Moonset
- 08:35
- Illumination
- 98%
- Next Full Moon
- 2026-03-03
Today's Sun
Calculated for 2026-02-04
- Sunrise
- 07:35
- Sunset
- 16:51
- Day Length
- 9h 16m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| May 1 Sun | 04:20 | 18:57 | Waning Crescent | 3% | 27.8 days | 394735 km |
| May 2 Mon | 04:39 | 20:06 | New Moon | 1% | 28.8 days | 397713 km |
| May 3 Tue | 05:03 | 21:15 | Waxing Crescent | 0% | 0.3 days | 400396 km |
| May 4 Wed | 05:32 | 22:20 | Waxing Crescent | 2% | 1.3 days | 402698 km |
| May 5 Thu | 06:10 | 23:20 | Waxing Crescent | 6% | 2.3 days | 404476 km |
| May 6 Fri | 06:58 | - | Waxing Crescent | 12% | 3.3 days | 405540 km |
| May 7 Sat | 07:57 | 00:10 | Waxing Crescent | 19% | 4.3 days | 405678 km |
| May 8 Sun | 09:06 | 00:51 | Waxing Crescent | 28% | 5.3 days | 404695 km |
| May 9 Mon | 10:22 | 01:23 | First Quarter | 38% | 6.3 days | 402458 km |
| May 10 Tue | 11:41 | 01:50 | First Quarter | 49% | 7.3 days | 398939 km |
| May 11 Wed | 13:02 | 02:11 | First Quarter | 60% | 8.3 days | 394243 km |
| May 12 Thu | 14:25 | 02:31 | Waxing Gibbous | 70% | 9.3 days | 388612 km |
| May 13 Fri | 15:50 | 02:50 | Waxing Gibbous | 79% | 10.3 days | 382415 km |
| May 14 Sat | 17:16 | 03:10 | Waxing Gibbous | 87% | 11.3 days | 376110 km |
| May 15 Sun | 18:44 | 03:32 | Waxing Gibbous | 93% | 12.3 days | 370193 km |
| May 16 Mon | 20:10 | 03:58 | Waxing Gibbous | 98% | 13.3 days | 365147 km |
| May 17 Tue | 21:31 | 04:33 | Full Moon | 100% | 14.3 days | 363104 km |
| May 18 Wed | 22:39 | 05:18 | Waning Gibbous | 100% | 15.3 days | 363104 km |
| May 19 Thu | 23:33 | 06:14 | Waning Gibbous | 97% | 16.3 days | 363104 km |
| May 20 Fri | - | 07:22 | Waning Gibbous | 93% | 17.3 days | 363104 km |
| May 21 Sat | 00:12 | 08:35 | Waning Gibbous | 87% | 18.3 days | 363104 km |
| May 22 Sun | 00:42 | 09:49 | Waning Gibbous | 79% | 19.3 days | 366847 km |
| May 23 Mon | 01:05 | 11:02 | Waning Gibbous | 69% | 20.3 days | 371795 km |
| May 24 Tue | 01:24 | 12:12 | Last Quarter | 59% | 21.3 days | 377210 km |
| May 25 Wed | 01:40 | 13:21 | Last Quarter | 49% | 22.3 days | 382686 km |
| May 26 Thu | 01:55 | 14:29 | Last Quarter | 38% | 23.3 days | 387877 km |
| May 27 Fri | 02:10 | 15:37 | Waning Crescent | 28% | 24.3 days | 392527 km |
| May 28 Sat | 02:26 | 16:45 | Waning Crescent | 19% | 25.3 days | 396491 km |
| May 29 Sun | 02:44 | 17:54 | Waning Crescent | 11% | 26.3 days | 399719 km |
| May 30 Mon | 03:06 | 19:03 | Waning Crescent | 6% | 27.3 days | 402241 km |
| May 31 Tue | 03:33 | 20:10 | Waning Crescent | 2% | 28.3 days | 404122 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.