Moon Phases in San Mateo
Moonrise, Moonset, Phase, Illumination and Age for January1991
Today's Moon
Calculated for 2026-02-08
- Moonrise
- 23:35
- Phase
- Waning Gibbous
- Age of Moon
- 20.1 days
- Moonset
- 10:51
- Illumination
- 71%
- Next Full Moon
- 2026-03-03
Today's Sun
Calculated for 2026-02-08
- Sunrise
- 06:06
- Sunset
- 18:02
- Day Length
- 11h 55m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Jan 1 Tue | 18:57 | 06:47 | Waning Gibbous | 100% | 15 days | 404658 km |
| Jan 2 Wed | 19:57 | 07:44 | Waning Gibbous | 98% | 16 days | 405421 km |
| Jan 3 Thu | 20:51 | 08:35 | Waning Gibbous | 94% | 17 days | 405569 km |
| Jan 4 Fri | 21:42 | 09:22 | Waning Gibbous | 89% | 18 days | 404971 km |
| Jan 5 Sat | 22:29 | 10:05 | Waning Gibbous | 81% | 19 days | 403470 km |
| Jan 6 Sun | 23:16 | 10:47 | Waning Gibbous | 72% | 20 days | 400936 km |
| Jan 7 Mon | - | 11:28 | Last Quarter | 62% | 21 days | 397307 km |
| Jan 8 Tue | 00:02 | 12:09 | Last Quarter | 52% | 22 days | 392632 km |
| Jan 9 Wed | 00:49 | 12:52 | Last Quarter | 41% | 23 days | 387088 km |
| Jan 10 Thu | 01:37 | 13:38 | Waning Crescent | 31% | 24 days | 380988 km |
| Jan 11 Fri | 02:26 | 14:25 | Waning Crescent | 22% | 25 days | 374749 km |
| Jan 12 Sat | 03:17 | 15:15 | Waning Crescent | 13% | 26 days | 368853 km |
| Jan 13 Sun | 04:08 | 16:06 | Waning Crescent | 7% | 27 days | 363793 km |
| Jan 14 Mon | 04:57 | 16:57 | Waning Crescent | 3% | 28 days | 363104 km |
| Jan 15 Tue | 05:46 | 17:47 | New Moon | 0% | 29 days | 363104 km |
| Jan 16 Wed | 06:31 | 18:35 | Waxing Crescent | 0% | 0.5 days | 363104 km |
| Jan 17 Thu | 07:15 | 19:23 | Waxing Crescent | 2% | 1.5 days | 363104 km |
| Jan 18 Fri | 07:57 | 20:09 | Waxing Crescent | 7% | 2.5 days | 363104 km |
| Jan 19 Sat | 08:38 | 20:56 | Waxing Crescent | 13% | 3.5 days | 366716 km |
| Jan 20 Sun | 09:19 | 21:42 | Waxing Crescent | 21% | 4.5 days | 372277 km |
| Jan 21 Mon | 10:01 | 22:30 | Waxing Crescent | 30% | 5.5 days | 378350 km |
| Jan 22 Tue | 10:45 | 23:22 | First Quarter | 40% | 6.5 days | 384455 km |
| Jan 23 Wed | 11:33 | - | First Quarter | 51% | 7.5 days | 390160 km |
| Jan 24 Thu | 12:25 | 00:17 | First Quarter | 61% | 8.5 days | 395131 km |
| Jan 25 Fri | 13:24 | 01:16 | Waxing Gibbous | 71% | 9.5 days | 399156 km |
| Jan 26 Sat | 14:26 | 02:19 | Waxing Gibbous | 80% | 10.5 days | 402154 km |
| Jan 27 Sun | 15:31 | 03:24 | Waxing Gibbous | 88% | 11.5 days | 404157 km |
| Jan 28 Mon | 16:35 | 04:26 | Waxing Gibbous | 94% | 12.5 days | 405270 km |
| Jan 29 Tue | 17:37 | 05:26 | Waxing Gibbous | 98% | 13.5 days | 405632 km |
| Jan 30 Wed | 18:34 | 06:20 | Full Moon | 100% | 14.5 days | 405363 km |
| Jan 31 Thu | 19:28 | 07:10 | Waning Gibbous | 99% | 15.5 days | 404536 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.