Moon Phases in San Juan
Moonrise, Moonset, Phase, Illumination and Age for December1925
Today's Moon
Calculated for 2026-05-15
- Moonrise
- 04:29
- Phase
- Waning Crescent
- Age of Moon
- 27.2 days
- Moonset
- 17:49
- Illumination
- 6%
- Next Full Moon
- 2026-05-31
Today's Sun
Calculated for 2026-05-15
- Sunrise
- 05:49
- Sunset
- 18:52
- Day Length
- 13h 2m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Tue | 19:05 | 07:38 | Waning Gibbous | 100% | 15.1 days | 365075 km |
| Dec 2 Wed | 19:54 | 08:30 | Waning Gibbous | 98% | 16.1 days | 363104 km |
| Dec 3 Thu | 20:44 | 09:20 | Waning Gibbous | 94% | 17.1 days | 363104 km |
| Dec 4 Fri | 21:34 | 10:07 | Waning Gibbous | 88% | 18.1 days | 363104 km |
| Dec 5 Sat | 22:24 | 10:51 | Waning Gibbous | 80% | 19.1 days | 365197 km |
| Dec 6 Sun | 23:14 | 11:33 | Waning Gibbous | 71% | 20.1 days | 368347 km |
| Dec 7 Mon | - | 12:12 | Last Quarter | 61% | 21.1 days | 372244 km |
| Dec 8 Tue | 00:03 | 12:50 | Last Quarter | 50% | 22.1 days | 376563 km |
| Dec 9 Wed | 00:53 | 13:28 | Last Quarter | 40% | 23.1 days | 381002 km |
| Dec 10 Thu | 01:43 | 14:05 | Waning Crescent | 30% | 24.1 days | 385312 km |
| Dec 11 Fri | 02:34 | 14:44 | Waning Crescent | 20% | 25.1 days | 389321 km |
| Dec 12 Sat | 03:28 | 15:26 | Waning Crescent | 13% | 26.1 days | 392933 km |
| Dec 13 Sun | 04:24 | 16:11 | Waning Crescent | 6% | 27.1 days | 396121 km |
| Dec 14 Mon | 05:25 | 17:01 | Waning Crescent | 2% | 28.1 days | 398894 km |
| Dec 15 Tue | 06:27 | 17:57 | New Moon | 0% | 29.1 days | 401264 km |
| Dec 16 Wed | 07:31 | 18:58 | Waxing Crescent | 0% | 0.6 days | 403214 km |
| Dec 17 Thu | 08:33 | 20:01 | Waxing Crescent | 3% | 1.6 days | 404671 km |
| Dec 18 Fri | 09:33 | 21:06 | Waxing Crescent | 7% | 2.6 days | 405506 km |
| Dec 19 Sat | 10:28 | 22:09 | Waxing Crescent | 14% | 3.6 days | 405542 km |
| Dec 20 Sun | 11:18 | 23:10 | Waxing Crescent | 22% | 4.6 days | 404595 km |
| Dec 21 Mon | 12:03 | - | First Quarter | 31% | 5.6 days | 402512 km |
| Dec 22 Tue | 12:46 | 00:08 | First Quarter | 42% | 6.6 days | 399223 km |
| Dec 23 Wed | 13:27 | 01:04 | First Quarter | 52% | 7.6 days | 394771 km |
| Dec 24 Thu | 14:07 | 01:58 | First Quarter | 63% | 8.6 days | 389339 km |
| Dec 25 Fri | 14:47 | 02:51 | Waxing Gibbous | 73% | 9.6 days | 383243 km |
| Dec 26 Sat | 15:30 | 03:45 | Waxing Gibbous | 82% | 10.6 days | 376907 km |
| Dec 27 Sun | 16:13 | 04:38 | Waxing Gibbous | 89% | 11.6 days | 370822 km |
| Dec 28 Mon | 16:59 | 05:32 | Waxing Gibbous | 95% | 12.6 days | 365485 km |
| Dec 29 Tue | 17:48 | 06:23 | Waxing Gibbous | 98% | 13.6 days | 363104 km |
| Dec 30 Wed | 18:37 | 07:14 | Full Moon | 100% | 14.6 days | 363104 km |
| Dec 31 Thu | 19:28 | 08:02 | Waning Gibbous | 99% | 15.6 days | 363104 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.