Moon Phases in Boston
Moonrise, Moonset, Phase, Illumination and Age for May1977
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 |
|---|---|---|---|---|---|---|
| May 1 Sun | 18:24 | 05:23 | Waxing Gibbous | 95% | 12.7 days | 363104 km |
| May 2 Mon | 19:32 | 06:06 | Waxing Gibbous | 99% | 13.7 days | 363104 km |
| May 3 Tue | 20:40 | 06:54 | Full Moon | 100% | 14.7 days | 363104 km |
| May 4 Wed | 21:48 | 07:47 | Waning Gibbous | 99% | 15.7 days | 363104 km |
| May 5 Thu | 22:52 | 08:44 | Waning Gibbous | 96% | 16.7 days | 363899 km |
| May 6 Fri | 23:52 | 09:45 | Waning Gibbous | 91% | 17.7 days | 369033 km |
| May 7 Sat | - | 10:47 | Waning Gibbous | 84% | 18.7 days | 375059 km |
| May 8 Sun | 00:44 | 11:50 | Waning Gibbous | 75% | 19.7 days | 381481 km |
| May 9 Mon | 01:32 | 12:51 | Last Quarter | 66% | 20.7 days | 387794 km |
| May 10 Tue | 02:14 | 13:51 | Last Quarter | 55% | 21.7 days | 393545 km |
| May 11 Wed | 02:52 | 14:48 | Last Quarter | 45% | 22.7 days | 398379 km |
| May 12 Thu | 03:28 | 15:44 | Last Quarter | 34% | 23.7 days | 402071 km |
| May 13 Fri | 04:03 | 16:38 | Waning Crescent | 24% | 24.7 days | 404537 km |
| May 14 Sat | 04:37 | 17:31 | Waning Crescent | 16% | 25.7 days | 405696 km |
| May 15 Sun | 05:12 | 18:24 | Waning Crescent | 9% | 26.7 days | 405696 km |
| May 16 Mon | 05:48 | 19:17 | Waning Crescent | 4% | 27.7 days | 405411 km |
| May 17 Tue | 06:26 | 20:08 | New Moon | 1% | 28.7 days | 404089 km |
| May 18 Wed | 07:07 | 21:00 | Waxing Crescent | 0% | 0.1 days | 402230 km |
| May 19 Thu | 07:51 | 21:49 | Waxing Crescent | 1% | 1.1 days | 399923 km |
| May 20 Fri | 08:37 | 22:36 | Waxing Crescent | 5% | 2.1 days | 397202 km |
| May 21 Sat | 09:27 | 23:21 | Waxing Crescent | 11% | 3.1 days | 394061 km |
| May 22 Sun | 10:18 | - | Waxing Crescent | 18% | 4.1 days | 390486 km |
| May 23 Mon | 11:12 | 00:03 | Waxing Crescent | 27% | 5.1 days | 386493 km |
| May 24 Tue | 12:07 | 00:43 | First Quarter | 37% | 6.1 days | 382159 km |
| May 25 Wed | 13:03 | 01:22 | First Quarter | 47% | 7.1 days | 377636 km |
| May 26 Thu | 14:01 | 01:59 | First Quarter | 58% | 8.1 days | 373157 km |
| May 27 Fri | 15:01 | 02:36 | First Quarter | 68% | 9.1 days | 369019 km |
| May 28 Sat | 16:04 | 03:15 | Waxing Gibbous | 78% | 10.1 days | 365548 km |
| May 29 Sun | 17:09 | 03:56 | Waxing Gibbous | 86% | 11.1 days | 363104 km |
| May 30 Mon | 18:16 | 04:41 | Waxing Gibbous | 92% | 12.1 days | 363104 km |
| May 31 Tue | 19:25 | 05:30 | Waxing Gibbous | 97% | 13.1 days | 363104 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.