Moon Phases in Seattle
Moonrise, Moonset, Phase, Illumination and Age for December1991
Today's Moon
Calculated for 2026-08-02
- Moonrise
- 22:14
- Phase
- Waning Gibbous
- Age of Moon
- 17.7 days
- Moonset
- 10:19
- Illumination
- 91%
- Next Full Moon
- 2026-08-27
Today's Sun
Calculated for 2026-08-02
- Sunrise
- 05:47
- Sunset
- 20:44
- Day Length
- 14h 57m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Sun | 03:00 | 13:36 | Waning Crescent | 29% | 24.2 days | 387293 km |
| Dec 2 Mon | 04:11 | 14:01 | Waning Crescent | 20% | 25.2 days | 381113 km |
| Dec 3 Tue | 05:22 | 14:30 | Waning Crescent | 12% | 26.2 days | 374915 km |
| Dec 4 Wed | 06:29 | 15:05 | Waning Crescent | 6% | 27.2 days | 369196 km |
| Dec 5 Thu | 07:32 | 15:48 | Waning Crescent | 2% | 28.2 days | 364427 km |
| Dec 6 Fri | 08:27 | 16:39 | New Moon | 0% | 29.2 days | 363104 km |
| Dec 7 Sat | 09:13 | 17:36 | Waxing Crescent | 0% | 0.6 days | 363104 km |
| Dec 8 Sun | 09:51 | 18:38 | Waxing Crescent | 3% | 1.6 days | 363104 km |
| Dec 9 Mon | 10:21 | 19:42 | Waxing Crescent | 8% | 2.6 days | 363104 km |
| Dec 10 Tue | 10:46 | 20:47 | Waxing Crescent | 14% | 3.6 days | 363838 km |
| Dec 11 Wed | 11:08 | 21:52 | Waxing Crescent | 22% | 4.6 days | 368139 km |
| Dec 12 Thu | 11:27 | 22:56 | First Quarter | 32% | 5.6 days | 373230 km |
| Dec 13 Fri | 11:45 | - | First Quarter | 42% | 6.6 days | 378687 km |
| Dec 14 Sat | 12:04 | 00:02 | First Quarter | 53% | 7.6 days | 384106 km |
| Dec 15 Sun | 12:23 | 01:10 | First Quarter | 63% | 8.6 days | 389154 km |
| Dec 16 Mon | 12:46 | 02:20 | Waxing Gibbous | 73% | 9.6 days | 393594 km |
| Dec 17 Tue | 13:14 | 03:35 | Waxing Gibbous | 82% | 10.6 days | 397300 km |
| Dec 18 Wed | 13:50 | 04:51 | Waxing Gibbous | 89% | 11.6 days | 400248 km |
| Dec 19 Thu | 14:37 | 06:07 | Waxing Gibbous | 95% | 12.6 days | 402485 km |
| Dec 20 Fri | 15:38 | 07:18 | Full Moon | 99% | 13.6 days | 404088 km |
| Dec 21 Sat | 16:52 | 08:18 | Waxing Gibbous | 100% | 14.6 days | 405123 km |
| Dec 22 Sun | 18:14 | 09:06 | Waning Gibbous | 99% | 15.6 days | 405611 km |
| Dec 23 Mon | 19:39 | 09:43 | Waning Gibbous | 96% | 16.6 days | 405506 km |
| Dec 24 Tue | 21:01 | 10:12 | Waning Gibbous | 91% | 17.6 days | 404707 km |
| Dec 25 Wed | 22:20 | 10:36 | Waning Gibbous | 84% | 18.6 days | 403080 km |
| Dec 26 Thu | 23:37 | 10:58 | Waning Gibbous | 76% | 19.6 days | 400499 km |
| Dec 27 Fri | - | 11:20 | Last Quarter | 66% | 20.6 days | 396898 km |
| Dec 28 Sat | 00:50 | 11:41 | Last Quarter | 56% | 21.6 days | 392306 km |
| Dec 29 Sun | 02:03 | 12:05 | Last Quarter | 45% | 22.6 days | 386880 km |
| Dec 30 Mon | 03:14 | 12:32 | Last Quarter | 35% | 23.6 days | 380901 km |
| Dec 31 Tue | 04:21 | 13:06 | Waning Crescent | 25% | 24.6 days | 374766 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.