Moon Phases in San Juan
Moonrise, Moonset, Phase, Illumination and Age for December1942
Today's Moon
Calculated for 2026-05-13
- Moonrise
- 03:06
- Phase
- Waning Crescent
- Age of Moon
- 25.3 days
- Moonset
- 15:44
- Illumination
- 19%
- Next Full Moon
- 2026-05-31
Today's Sun
Calculated for 2026-05-13
- Sunrise
- 05:50
- Sunset
- 18:51
- Day Length
- 13h 1m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Tue | 01:21 | 14:04 | Last Quarter | 45% | 22.7 days | 371150 km |
| Dec 2 Wed | 02:12 | 14:45 | Last Quarter | 34% | 23.7 days | 372678 km |
| Dec 3 Thu | 03:05 | 15:27 | Waning Crescent | 25% | 24.7 days | 374674 km |
| Dec 4 Fri | 04:00 | 16:10 | Waning Crescent | 16% | 25.7 days | 377096 km |
| Dec 5 Sat | 04:58 | 16:56 | Waning Crescent | 9% | 26.7 days | 379906 km |
| Dec 6 Sun | 05:59 | 17:47 | Waning Crescent | 4% | 27.7 days | 383067 km |
| Dec 7 Mon | 07:02 | 18:42 | New Moon | 1% | 28.7 days | 386518 km |
| Dec 8 Tue | 08:06 | 19:42 | Waxing Crescent | 0% | 0.1 days | 390164 km |
| Dec 9 Wed | 09:11 | 20:44 | Waxing Crescent | 1% | 1.1 days | 393855 km |
| Dec 10 Thu | 10:12 | 21:48 | Waxing Crescent | 5% | 2.1 days | 397386 km |
| Dec 11 Fri | 11:09 | 22:51 | Waxing Crescent | 11% | 3.1 days | 400503 km |
| Dec 12 Sat | 12:01 | 23:52 | Waxing Crescent | 18% | 4.1 days | 402923 km |
| Dec 13 Sun | 12:49 | - | Waxing Crescent | 27% | 5.1 days | 404371 km |
| Dec 14 Mon | 13:33 | 00:49 | First Quarter | 37% | 6.1 days | 404622 km |
| Dec 15 Tue | 14:14 | 01:44 | First Quarter | 47% | 7.1 days | 403536 km |
| Dec 16 Wed | 14:54 | 02:37 | First Quarter | 58% | 8.1 days | 401095 km |
| Dec 17 Thu | 15:34 | 03:29 | First Quarter | 68% | 9.1 days | 397412 km |
| Dec 18 Fri | 16:14 | 04:19 | Waxing Gibbous | 78% | 10.1 days | 392732 km |
| Dec 19 Sat | 16:55 | 05:10 | Waxing Gibbous | 86% | 11.1 days | 387403 km |
| Dec 20 Sun | 17:39 | 06:00 | Waxing Gibbous | 92% | 12.1 days | 381841 km |
| Dec 21 Mon | 18:23 | 06:50 | Waxing Gibbous | 97% | 13.1 days | 376486 km |
| Dec 22 Tue | 19:10 | 07:40 | Full Moon | 100% | 14.1 days | 371747 km |
| Dec 23 Wed | 19:58 | 08:28 | Waning Gibbous | 100% | 15.1 days | 367967 km |
| Dec 24 Thu | 20:47 | 09:15 | Waning Gibbous | 98% | 16.1 days | 365392 km |
| Dec 25 Fri | 21:37 | 10:00 | Waning Gibbous | 94% | 17.1 days | 364148 km |
| Dec 26 Sat | 22:26 | 10:42 | Waning Gibbous | 88% | 18.1 days | 364241 km |
| Dec 27 Sun | 23:16 | 11:24 | Waning Gibbous | 80% | 19.1 days | 365569 km |
| Dec 28 Mon | - | 12:03 | Waning Gibbous | 71% | 20.1 days | 367938 km |
| Dec 29 Tue | 00:05 | 12:42 | Last Quarter | 61% | 21.1 days | 371097 km |
| Dec 30 Wed | 00:56 | 13:22 | Last Quarter | 50% | 22.1 days | 374770 km |
| Dec 31 Thu | 01:49 | 14:02 | Last Quarter | 40% | 23.1 days | 378694 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.