Moon Phases in Boston
Moonrise, Moonset, Phase, Illumination and Age for May1979
Today's Moon
Calculated for 2026-02-09
- Moonrise
- 01:07
- Phase
- Last Quarter
- Age of Moon
- 21.4 days
- Moonset
- 11:31
- Illumination
- 58%
- Next Full Moon
- 2026-03-03
Today's Sun
Calculated for 2026-02-09
- Sunrise
- 07:19
- Sunset
- 18:19
- Day Length
- 10h 59m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| May 1 Tue | 11:06 | 00:14 | Waxing Crescent | 20% | 4.4 days | 383665 km |
| May 2 Wed | 11:58 | 01:02 | Waxing Crescent | 30% | 5.4 days | 380043 km |
| May 3 Thu | 12:49 | 01:45 | First Quarter | 40% | 6.4 days | 376439 km |
| May 4 Fri | 13:42 | 02:25 | First Quarter | 50% | 7.4 days | 373003 km |
| May 5 Sat | 14:34 | 03:02 | First Quarter | 61% | 8.4 days | 369932 km |
| May 6 Sun | 15:26 | 03:38 | Waxing Gibbous | 71% | 9.4 days | 367452 km |
| May 7 Mon | 16:19 | 04:12 | Waxing Gibbous | 80% | 10.4 days | 365794 km |
| May 8 Tue | 17:13 | 04:46 | Waxing Gibbous | 88% | 11.4 days | 365164 km |
| May 9 Wed | 18:09 | 05:21 | Waxing Gibbous | 94% | 12.4 days | 365710 km |
| May 10 Thu | 19:06 | 05:57 | Waxing Gibbous | 98% | 13.4 days | 367499 km |
| May 11 Fri | 20:05 | 06:36 | Full Moon | 100% | 14.4 days | 370494 km |
| May 12 Sat | 21:05 | 07:19 | Waning Gibbous | 100% | 15.4 days | 374550 km |
| May 13 Sun | 22:05 | 08:06 | Waning Gibbous | 97% | 16.4 days | 379414 km |
| May 14 Mon | 23:04 | 08:58 | Waning Gibbous | 92% | 17.4 days | 384744 km |
| May 15 Tue | - | 09:55 | Waning Gibbous | 86% | 18.4 days | 390137 km |
| May 16 Wed | 00:00 | 10:56 | Waning Gibbous | 78% | 19.4 days | 395171 km |
| May 17 Thu | 00:52 | 11:58 | Last Quarter | 68% | 20.4 days | 399446 km |
| May 18 Fri | 01:41 | 13:02 | Last Quarter | 58% | 21.4 days | 402634 km |
| May 19 Sat | 02:25 | 14:05 | Last Quarter | 47% | 22.4 days | 404516 km |
| May 20 Sun | 03:07 | 15:09 | Last Quarter | 37% | 23.4 days | 404999 km |
| May 21 Mon | 03:47 | 16:11 | Waning Crescent | 27% | 24.4 days | 404126 km |
| May 22 Tue | 04:27 | 17:14 | Waning Crescent | 18% | 25.4 days | 402059 km |
| May 23 Wed | 05:07 | 18:15 | Waning Crescent | 11% | 26.4 days | 399050 km |
| May 24 Thu | 05:48 | 19:16 | Waning Crescent | 5% | 27.4 days | 395398 km |
| May 25 Fri | 06:31 | 20:15 | Waning Crescent | 1% | 28.4 days | 391412 km |
| May 26 Sat | 07:18 | 21:12 | New Moon | 0% | 29.4 days | 387374 km |
| May 27 Sun | 08:06 | 22:05 | Waxing Crescent | 1% | 0.9 days | 383513 km |
| May 28 Mon | 08:56 | 22:55 | Waxing Crescent | 4% | 1.9 days | 379999 km |
| May 29 Tue | 09:48 | 23:41 | Waxing Crescent | 9% | 2.9 days | 376942 km |
| May 30 Wed | 10:40 | - | Waxing Crescent | 16% | 3.9 days | 374404 km |
| May 31 Thu | 11:32 | 00:22 | Waxing Crescent | 25% | 4.9 days | 372416 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.