Moon Phases in Boston
Moonrise, Moonset, Phase, Illumination and Age for August2021
Today's Moon
Calculated for 2025-12-03
- Moonrise
- 16:14
- Phase
- Waxing Gibbous
- Age of Moon
- 12.5 days
- Moonset
- 05:44
- Illumination
- 94%
- Next Full Moon
- 2025-12-04
Today's Sun
Calculated for 2025-12-03
- Sunrise
- 07:15
- Sunset
- 17:34
- Day Length
- 10h 18m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Aug 1 Sun | 01:17 | 14:59 | Last Quarter | 47% | 22.4 days | 371394 km |
| Aug 2 Mon | 01:50 | 15:55 | Last Quarter | 37% | 23.4 days | 368939 km |
| Aug 3 Tue | 02:27 | 16:50 | Waning Crescent | 27% | 24.4 days | 367159 km |
| Aug 4 Wed | 03:09 | 17:46 | Waning Crescent | 18% | 25.4 days | 366247 km |
| Aug 5 Thu | 03:57 | 18:39 | Waning Crescent | 10% | 26.4 days | 366362 km |
| Aug 6 Fri | 04:49 | 19:29 | Waning Crescent | 5% | 27.4 days | 367605 km |
| Aug 7 Sat | 05:47 | 20:14 | Waning Crescent | 1% | 28.4 days | 369995 km |
| Aug 8 Sun | 06:48 | 20:55 | New Moon | 0% | 29.4 days | 373456 km |
| Aug 9 Mon | 07:50 | 21:32 | Waxing Crescent | 1% | 0.9 days | 377809 km |
| Aug 10 Tue | 08:53 | 22:06 | Waxing Crescent | 4% | 1.9 days | 382780 km |
| Aug 11 Wed | 09:55 | 22:38 | Waxing Crescent | 9% | 2.9 days | 388018 km |
| Aug 12 Thu | 10:58 | 23:11 | Waxing Crescent | 16% | 3.9 days | 393123 km |
| Aug 13 Fri | 12:01 | 23:44 | Waxing Crescent | 25% | 4.9 days | 397690 km |
| Aug 14 Sat | 13:06 | - | First Quarter | 35% | 5.9 days | 401352 km |
| Aug 15 Sun | 14:12 | 00:20 | First Quarter | 45% | 6.9 days | 403822 km |
| Aug 16 Mon | 15:21 | 01:01 | First Quarter | 56% | 7.9 days | 404926 km |
| Aug 17 Tue | 16:29 | 01:49 | First Quarter | 66% | 8.9 days | 404625 km |
| Aug 18 Wed | 17:34 | 02:43 | Waxing Gibbous | 76% | 9.9 days | 403008 km |
| Aug 19 Thu | 18:32 | 03:44 | Waxing Gibbous | 84% | 10.9 days | 400279 km |
| Aug 20 Fri | 19:23 | 04:49 | Waxing Gibbous | 91% | 11.9 days | 396720 km |
| Aug 21 Sat | 20:06 | 05:56 | Waxing Gibbous | 96% | 12.9 days | 392654 km |
| Aug 22 Sun | 20:44 | 07:02 | Full Moon | 99% | 13.9 days | 388402 km |
| Aug 23 Mon | 21:18 | 08:04 | Waning Gibbous | 100% | 14.9 days | 384250 km |
| Aug 24 Tue | 21:48 | 09:05 | Waning Gibbous | 99% | 15.9 days | 380428 km |
| Aug 25 Wed | 22:17 | 10:02 | Waning Gibbous | 95% | 16.9 days | 377101 km |
| Aug 26 Thu | 22:46 | 10:58 | Waning Gibbous | 89% | 17.9 days | 374369 km |
| Aug 27 Fri | 23:16 | 11:54 | Waning Gibbous | 82% | 18.9 days | 372281 km |
| Aug 28 Sat | 23:48 | 12:49 | Waning Gibbous | 73% | 19.9 days | 370848 km |
| Aug 29 Sun | - | 13:45 | Last Quarter | 63% | 20.9 days | 370058 km |
| Aug 30 Mon | 00:23 | 14:40 | Last Quarter | 53% | 21.9 days | 369887 km |
| Aug 31 Tue | 01:03 | 15:36 | Last Quarter | 42% | 22.9 days | 370312 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.