Moon Phases in San Juan
Moonrise, Moonset, Phase, Illumination and Age for December1946
Today's Moon
Calculated for 2026-05-12
- Moonrise
- 02:29
- Phase
- Waning Crescent
- Age of Moon
- 24.5 days
- Moonset
- 14:48
- Illumination
- 26%
- Next Full Moon
- 2026-05-31
Today's Sun
Calculated for 2026-05-12
- Sunrise
- 05:50
- Sunset
- 18:50
- Day Length
- 13h 0m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Sun | 12:44 | - | First Quarter | 48% | 7.2 days | 390534 km |
| Dec 2 Mon | 13:23 | 00:30 | First Quarter | 58% | 8.2 days | 384835 km |
| Dec 3 Tue | 14:01 | 01:24 | First Quarter | 69% | 9.2 days | 378711 km |
| Dec 4 Wed | 14:40 | 02:18 | Waxing Gibbous | 78% | 10.2 days | 372586 km |
| Dec 5 Thu | 15:21 | 03:16 | Waxing Gibbous | 86% | 11.2 days | 366939 km |
| Dec 6 Fri | 16:06 | 04:15 | Waxing Gibbous | 93% | 12.2 days | 363104 km |
| Dec 7 Sat | 16:56 | 05:20 | Waxing Gibbous | 97% | 13.2 days | 363104 km |
| Dec 8 Sun | 17:53 | 06:27 | Full Moon | 100% | 14.2 days | 363104 km |
| Dec 9 Mon | 18:55 | 07:37 | Waning Gibbous | 100% | 15.2 days | 363104 km |
| Dec 10 Tue | 20:02 | 08:44 | Waning Gibbous | 98% | 16.2 days | 363104 km |
| Dec 11 Wed | 21:08 | 09:46 | Waning Gibbous | 94% | 17.2 days | 363230 km |
| Dec 12 Thu | 22:12 | 10:41 | Waning Gibbous | 87% | 18.2 days | 368241 km |
| Dec 13 Fri | 23:12 | 11:30 | Waning Gibbous | 80% | 19.2 days | 374136 km |
| Dec 14 Sat | - | 12:12 | Waning Gibbous | 70% | 20.2 days | 380424 km |
| Dec 15 Sun | 00:08 | 12:51 | Last Quarter | 60% | 21.2 days | 386615 km |
| Dec 16 Mon | 01:00 | 13:27 | Last Quarter | 50% | 22.2 days | 392279 km |
| Dec 17 Tue | 01:51 | 14:01 | Last Quarter | 39% | 23.2 days | 397090 km |
| Dec 18 Wed | 02:40 | 14:36 | Waning Crescent | 29% | 24.2 days | 400852 km |
| Dec 19 Thu | 03:30 | 15:12 | Waning Crescent | 20% | 25.2 days | 403503 km |
| Dec 20 Fri | 04:20 | 15:51 | Waning Crescent | 12% | 26.2 days | 405093 km |
| Dec 21 Sat | 05:12 | 16:31 | Waning Crescent | 6% | 27.2 days | 405696 km |
| Dec 22 Sun | 06:03 | 17:16 | Waning Crescent | 2% | 28.2 days | 405628 km |
| Dec 23 Mon | 06:55 | 18:04 | New Moon | 0% | 29.2 days | 404870 km |
| Dec 24 Tue | 07:46 | 18:54 | Waxing Crescent | 0% | 0.6 days | 403567 km |
| Dec 25 Wed | 08:35 | 19:47 | Waxing Crescent | 3% | 1.6 days | 401749 km |
| Dec 26 Thu | 09:21 | 20:39 | Waxing Crescent | 8% | 2.6 days | 399391 km |
| Dec 27 Fri | 10:04 | 21:32 | Waxing Crescent | 14% | 3.6 days | 396444 km |
| Dec 28 Sat | 10:44 | 22:24 | Waxing Crescent | 22% | 4.6 days | 392867 km |
| Dec 29 Sun | 11:22 | 23:17 | First Quarter | 32% | 5.6 days | 388674 km |
| Dec 30 Mon | 11:59 | - | First Quarter | 42% | 6.6 days | 383959 km |
| Dec 31 Tue | 12:35 | 00:09 | First Quarter | 53% | 7.6 days | 378915 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.