Moon Phases in San Francisco
Moonrise, Moonset, Phase, Illumination and Age for December1919
Today's Moon
Calculated for 2026-07-21
- Moonrise
- 12:19
- Phase
- First Quarter
- Age of Moon
- 6.3 days
- Moonset
- 01:12
- Illumination
- 38%
- Next Full Moon
- 2026-07-29
Today's Sun
Calculated for 2026-07-21
- Sunrise
- 08:01
- Sunset
- 18:27
- Day Length
- 10h 26m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Mon | 12:34 | 00:11 | First Quarter | 61% | 8.4 days | 397105 km |
| Dec 2 Tue | 13:36 | 00:47 | Waxing Gibbous | 71% | 9.4 days | 400826 km |
| Dec 3 Wed | 14:40 | 01:25 | Waxing Gibbous | 80% | 10.4 days | 403433 km |
| Dec 4 Thu | 15:48 | 02:07 | Waxing Gibbous | 88% | 11.4 days | 404980 km |
| Dec 5 Fri | 16:58 | 02:53 | Waxing Gibbous | 94% | 12.4 days | 405595 km |
| Dec 6 Sat | 18:06 | 03:47 | Waxing Gibbous | 98% | 13.4 days | 405436 km |
| Dec 7 Sun | 19:12 | 04:46 | Full Moon | 100% | 14.4 days | 404648 km |
| Dec 8 Mon | 20:11 | 05:51 | Waning Gibbous | 100% | 15.4 days | 403323 km |
| Dec 9 Tue | 21:03 | 06:58 | Waning Gibbous | 97% | 16.4 days | 401494 km |
| Dec 10 Wed | 21:49 | 08:06 | Waning Gibbous | 92% | 17.4 days | 399139 km |
| Dec 11 Thu | 22:29 | 09:11 | Waning Gibbous | 86% | 18.4 days | 396209 km |
| Dec 12 Fri | 23:06 | 10:13 | Waning Gibbous | 78% | 19.4 days | 392665 km |
| Dec 13 Sat | 23:40 | 11:12 | Last Quarter | 68% | 20.4 days | 388518 km |
| Dec 14 Sun | - | 12:09 | Last Quarter | 58% | 21.4 days | 383860 km |
| Dec 15 Mon | 00:13 | 13:04 | Last Quarter | 48% | 22.4 days | 378881 km |
| Dec 16 Tue | 00:46 | 13:59 | Last Quarter | 37% | 23.4 days | 373861 km |
| Dec 17 Wed | 01:20 | 14:53 | Waning Crescent | 27% | 24.4 days | 369153 km |
| Dec 18 Thu | 01:57 | 15:46 | Waning Crescent | 18% | 25.4 days | 365139 km |
| Dec 19 Fri | 02:35 | 16:38 | Waning Crescent | 11% | 26.4 days | 363104 km |
| Dec 20 Sat | 03:18 | 17:30 | Waning Crescent | 5% | 27.4 days | 363104 km |
| Dec 21 Sun | 04:04 | 18:18 | Waning Crescent | 1% | 28.4 days | 363104 km |
| Dec 22 Mon | 04:54 | 19:04 | New Moon | 0% | 29.4 days | 363104 km |
| Dec 23 Tue | 05:46 | 19:47 | Waxing Crescent | 1% | 0.9 days | 365333 km |
| Dec 24 Wed | 06:40 | 20:26 | Waxing Crescent | 4% | 1.9 days | 369813 km |
| Dec 25 Thu | 07:36 | 21:04 | Waxing Crescent | 9% | 2.9 days | 375262 km |
| Dec 26 Fri | 08:31 | 21:39 | Waxing Crescent | 16% | 3.9 days | 381242 km |
| Dec 27 Sat | 09:28 | 22:13 | Waxing Crescent | 24% | 4.9 days | 387273 km |
| Dec 28 Sun | 10:26 | 22:47 | First Quarter | 34% | 5.9 days | 392887 km |
| Dec 29 Mon | 11:25 | 23:23 | First Quarter | 44% | 6.9 days | 397685 km |
| Dec 30 Tue | 12:26 | - | First Quarter | 55% | 7.9 days | 401375 km |
| Dec 31 Wed | 13:30 | 00:01 | First Quarter | 65% | 8.9 days | 403797 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.