Moon Phases in San Mateo
Moonrise, Moonset, Phase, Illumination and Age for May1945
Today's Moon
Calculated for 2026-02-17
- Moonrise
- 06:10
- Phase
- New Moon
- Age of Moon
- 28.7 days
- Moonset
- 18:21
- Illumination
- 1%
- Next Full Moon
- 2026-03-03
Today's Sun
Calculated for 2026-02-17
- Sunrise
- 06:05
- Sunset
- 18:03
- Day Length
- 11h 58m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| May 1 Tue | 21:38 | 08:49 | Waning Gibbous | 83% | 18.7 days | 403732 km |
| May 2 Wed | 22:31 | 09:41 | Waning Gibbous | 75% | 19.7 days | 404924 km |
| May 3 Thu | 23:25 | 10:35 | Last Quarter | 65% | 20.7 days | 404913 km |
| May 4 Fri | - | 11:30 | Last Quarter | 54% | 21.7 days | 403563 km |
| May 5 Sat | 00:17 | 12:25 | Last Quarter | 44% | 22.7 days | 400853 km |
| May 6 Sun | 01:09 | 13:21 | Last Quarter | 33% | 23.7 days | 396901 km |
| May 7 Mon | 02:00 | 14:16 | Waning Crescent | 24% | 24.7 days | 391954 km |
| May 8 Tue | 02:50 | 15:11 | Waning Crescent | 15% | 25.7 days | 386372 km |
| May 9 Wed | 03:40 | 16:07 | Waning Crescent | 9% | 26.7 days | 380585 km |
| May 10 Thu | 04:30 | 17:04 | Waning Crescent | 4% | 27.7 days | 375048 km |
| May 11 Fri | 05:23 | 18:03 | New Moon | 1% | 28.7 days | 370191 km |
| May 12 Sat | 06:17 | 19:03 | Waxing Crescent | 0% | 0.2 days | 366374 km |
| May 13 Sun | 07:15 | 20:04 | Waxing Crescent | 2% | 1.2 days | 363852 km |
| May 14 Mon | 08:13 | 21:04 | Waxing Crescent | 5% | 2.2 days | 363104 km |
| May 15 Tue | 09:11 | 22:01 | Waxing Crescent | 11% | 3.2 days | 363104 km |
| May 16 Wed | 10:08 | 22:54 | Waxing Crescent | 19% | 4.2 days | 364732 km |
| May 17 Thu | 11:02 | 23:44 | Waxing Crescent | 28% | 5.2 days | 367472 km |
| May 18 Fri | 11:52 | - | First Quarter | 38% | 6.2 days | 371027 km |
| May 19 Sat | 12:39 | 00:29 | First Quarter | 48% | 7.2 days | 375094 km |
| May 20 Sun | 13:25 | 01:11 | First Quarter | 59% | 8.2 days | 379377 km |
| May 21 Mon | 14:08 | 01:52 | First Quarter | 69% | 9.2 days | 383628 km |
| May 22 Tue | 14:51 | 02:30 | Waxing Gibbous | 78% | 10.2 days | 387665 km |
| May 23 Wed | 15:35 | 03:09 | Waxing Gibbous | 86% | 11.2 days | 391380 km |
| May 24 Thu | 16:18 | 03:48 | Waxing Gibbous | 93% | 12.2 days | 394730 km |
| May 25 Fri | 17:04 | 04:28 | Waxing Gibbous | 97% | 13.2 days | 397711 km |
| May 26 Sat | 17:52 | 05:12 | Full Moon | 100% | 14.2 days | 400325 km |
| May 27 Sun | 18:42 | 05:57 | Waning Gibbous | 100% | 15.2 days | 402550 km |
| May 28 Mon | 19:35 | 06:46 | Waning Gibbous | 98% | 16.2 days | 404311 km |
| May 29 Tue | 20:28 | 07:37 | Waning Gibbous | 93% | 17.2 days | 405477 km |
| May 30 Wed | 21:22 | 08:31 | Waning Gibbous | 87% | 18.2 days | 405696 km |
| May 31 Thu | 22:14 | 09:26 | Waning Gibbous | 79% | 19.2 days | 405291 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.