Moon Phases in San Francisco
Moonrise, Moonset, Phase, Illumination and Age for December1981
Today's Moon
Calculated for 2026-05-08
- Moonrise
- 01:36
- Phase
- Last Quarter
- Age of Moon
- 20.4 days
- Moonset
- 11:26
- Illumination
- 68%
- Next Full Moon
- 2026-05-31
Today's Sun
Calculated for 2026-05-08
- Sunrise
- 06:04
- Sunset
- 20:07
- Day Length
- 14h 3m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Tue | 11:08 | 21:20 | Waxing Crescent | 21% | 4.4 days | 405321 km |
| Dec 2 Wed | 11:47 | 22:19 | Waxing Crescent | 30% | 5.4 days | 404603 km |
| Dec 3 Thu | 12:23 | 23:21 | First Quarter | 40% | 6.4 days | 402624 km |
| Dec 4 Fri | 12:57 | - | First Quarter | 50% | 7.4 days | 399351 km |
| Dec 5 Sat | 13:29 | 00:23 | First Quarter | 61% | 8.4 days | 394886 km |
| Dec 6 Sun | 14:02 | 01:29 | Waxing Gibbous | 71% | 9.4 days | 389466 km |
| Dec 7 Mon | 14:35 | 02:37 | Waxing Gibbous | 80% | 10.4 days | 383454 km |
| Dec 8 Tue | 15:12 | 03:48 | Waxing Gibbous | 88% | 11.4 days | 377297 km |
| Dec 9 Wed | 15:53 | 05:00 | Waxing Gibbous | 94% | 12.4 days | 371483 km |
| Dec 10 Thu | 16:41 | 06:14 | Waxing Gibbous | 98% | 13.4 days | 366484 km |
| Dec 11 Fri | 17:36 | 07:28 | Full Moon | 100% | 14.4 days | 363104 km |
| Dec 12 Sat | 18:38 | 08:36 | Waning Gibbous | 100% | 15.4 days | 363104 km |
| Dec 13 Sun | 19:44 | 09:37 | Waning Gibbous | 97% | 16.4 days | 363104 km |
| Dec 14 Mon | 20:52 | 10:28 | Waning Gibbous | 92% | 17.4 days | 363104 km |
| Dec 15 Tue | 21:59 | 11:12 | Waning Gibbous | 86% | 18.4 days | 363351 km |
| Dec 16 Wed | 23:03 | 11:49 | Waning Gibbous | 77% | 19.4 days | 367101 km |
| Dec 17 Thu | - | 12:21 | Last Quarter | 68% | 20.4 days | 371719 km |
| Dec 18 Fri | 00:04 | 12:51 | Last Quarter | 58% | 21.4 days | 376811 km |
| Dec 19 Sat | 01:03 | 13:19 | Last Quarter | 47% | 22.4 days | 381995 km |
| Dec 20 Sun | 02:00 | 13:47 | Last Quarter | 37% | 23.4 days | 386943 km |
| Dec 21 Mon | 02:57 | 14:15 | Waning Crescent | 27% | 24.4 days | 391418 km |
| Dec 22 Tue | 03:54 | 14:46 | Waning Crescent | 18% | 25.4 days | 395281 km |
| Dec 23 Wed | 04:50 | 15:20 | Waning Crescent | 11% | 26.4 days | 398487 km |
| Dec 24 Thu | 05:46 | 15:57 | Waning Crescent | 5% | 27.4 days | 401060 km |
| Dec 25 Fri | 06:41 | 16:39 | New Moon | 1% | 28.4 days | 403057 km |
| Dec 26 Sat | 07:34 | 17:27 | Waning Crescent | 0% | 29.4 days | 404523 km |
| Dec 27 Sun | 08:22 | 18:18 | Waxing Crescent | 1% | 0.9 days | 405459 km |
| Dec 28 Mon | 09:08 | 19:14 | Waxing Crescent | 4% | 1.9 days | 405696 km |
| Dec 29 Tue | 09:49 | 20:12 | Waxing Crescent | 9% | 2.9 days | 405444 km |
| Dec 30 Wed | 10:25 | 21:13 | Waxing Crescent | 16% | 3.9 days | 404226 km |
| Dec 31 Thu | 10:59 | 22:15 | Waxing Crescent | 25% | 4.9 days | 402008 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.