Moon Phases in San Juan
Moonrise, Moonset, Phase, Illumination and Age for May1941
Today's Moon
Calculated for 2026-05-13
- Moonrise
- 03:06
- Phase
- Waning Crescent
- Age of Moon
- 25.1 days
- Moonset
- 15:44
- Illumination
- 20%
- 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 |
|---|---|---|---|---|---|---|
| May 1 Thu | 09:49 | 23:03 | Waxing Crescent | 23% | 4.7 days | 387759 km |
| May 2 Fri | 10:39 | 23:51 | First Quarter | 33% | 5.7 days | 383589 km |
| May 3 Sat | 11:32 | - | First Quarter | 43% | 6.7 days | 379179 km |
| May 4 Sun | 12:26 | 00:38 | First Quarter | 54% | 7.7 days | 374731 km |
| May 5 Mon | 13:23 | 01:24 | First Quarter | 64% | 8.7 days | 370514 km |
| May 6 Tue | 14:20 | 02:09 | Waxing Gibbous | 74% | 9.7 days | 366843 km |
| May 7 Wed | 15:19 | 02:55 | Waxing Gibbous | 83% | 10.7 days | 364039 km |
| May 8 Thu | 16:20 | 03:42 | Waxing Gibbous | 90% | 11.7 days | 363104 km |
| May 9 Fri | 17:23 | 04:31 | Waxing Gibbous | 95% | 12.7 days | 363104 km |
| May 10 Sat | 18:27 | 05:22 | Full Moon | 99% | 13.7 days | 363326 km |
| May 11 Sun | 19:32 | 06:16 | Waxing Gibbous | 100% | 14.7 days | 366004 km |
| May 12 Mon | 20:35 | 07:13 | Waning Gibbous | 99% | 15.7 days | 369999 km |
| May 13 Tue | 21:36 | 08:12 | Waning Gibbous | 96% | 16.7 days | 375035 km |
| May 14 Wed | 22:32 | 09:11 | Waning Gibbous | 90% | 17.7 days | 380730 km |
| May 15 Thu | 23:24 | 10:10 | Waning Gibbous | 83% | 18.7 days | 386640 km |
| May 16 Fri | - | 11:07 | Waning Gibbous | 75% | 19.7 days | 392299 km |
| May 17 Sat | 00:11 | 12:01 | Last Quarter | 65% | 20.7 days | 397277 km |
| May 18 Sun | 00:54 | 12:53 | Last Quarter | 54% | 21.7 days | 401221 km |
| May 19 Mon | 01:35 | 13:43 | Last Quarter | 44% | 22.7 days | 403896 km |
| May 20 Tue | 02:13 | 14:31 | Last Quarter | 33% | 23.7 days | 405205 km |
| May 21 Wed | 02:51 | 15:19 | Waning Crescent | 24% | 24.7 days | 405181 km |
| May 22 Thu | 03:29 | 16:07 | Waning Crescent | 15% | 25.7 days | 403975 km |
| May 23 Fri | 04:06 | 16:55 | Waning Crescent | 9% | 26.7 days | 401814 km |
| May 24 Sat | 04:46 | 17:44 | Waning Crescent | 4% | 27.7 days | 398963 km |
| May 25 Sun | 05:27 | 18:33 | New Moon | 1% | 28.7 days | 395680 km |
| May 26 Mon | 06:11 | 19:23 | Waxing Crescent | 0% | 0.2 days | 392187 km |
| May 27 Tue | 06:57 | 20:12 | Waxing Crescent | 2% | 1.2 days | 388652 km |
| May 28 Wed | 07:46 | 21:01 | Waxing Crescent | 5% | 2.2 days | 385191 km |
| May 29 Thu | 08:36 | 21:50 | Waxing Crescent | 11% | 3.2 days | 381875 km |
| May 30 Fri | 09:28 | 22:36 | Waxing Crescent | 19% | 4.2 days | 378754 km |
| May 31 Sat | 10:21 | 23:22 | Waxing Crescent | 28% | 5.2 days | 375876 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.