Moon Phases in San Mateo
Moonrise, Moonset, Phase, Illumination and Age for January2028
Today's Moon
Calculated for 2026-01-31
- Moonrise
- 17:01
- Phase
- Waxing Gibbous
- Age of Moon
- 12 days
- Moonset
- 04:54
- Illumination
- 91%
- Next Full Moon
- 2026-02-02
Today's Sun
Calculated for 2026-01-31
- Sunrise
- 06:07
- Sunset
- 18:00
- Day Length
- 11h 53m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Jan 1 Sat | 09:26 | 21:38 | Waxing Crescent | 17% | 4 days | 365246 km |
| Jan 2 Sun | 10:03 | 22:20 | Waxing Crescent | 26% | 5 days | 369820 km |
| Jan 3 Mon | 10:40 | 23:03 | First Quarter | 35% | 6 days | 375041 km |
| Jan 4 Tue | 11:18 | 23:47 | First Quarter | 46% | 7 days | 380490 km |
| Jan 5 Wed | 11:59 | - | First Quarter | 56% | 8 days | 385785 km |
| Jan 6 Thu | 12:43 | 00:34 | First Quarter | 67% | 9 days | 390625 km |
| Jan 7 Fri | 13:32 | 01:25 | Waxing Gibbous | 76% | 10 days | 394812 km |
| Jan 8 Sat | 14:26 | 02:20 | Waxing Gibbous | 85% | 11 days | 398257 km |
| Jan 9 Sun | 15:26 | 03:20 | Waxing Gibbous | 92% | 12 days | 400963 km |
| Jan 10 Mon | 16:29 | 04:23 | Waxing Gibbous | 96% | 13 days | 402992 km |
| Jan 11 Tue | 17:34 | 05:26 | Full Moon | 99% | 14 days | 404419 km |
| Jan 12 Wed | 18:37 | 06:26 | Waning Gibbous | 100% | 15 days | 405295 km |
| Jan 13 Thu | 19:37 | 07:23 | Waning Gibbous | 98% | 16 days | 405617 km |
| Jan 14 Fri | 20:33 | 08:14 | Waning Gibbous | 95% | 17 days | 405317 km |
| Jan 15 Sat | 21:28 | 09:03 | Waning Gibbous | 89% | 18 days | 404276 km |
| Jan 16 Sun | 22:20 | 09:50 | Waning Gibbous | 81% | 19 days | 402357 km |
| Jan 17 Mon | 23:12 | 10:36 | Waning Gibbous | 72% | 20 days | 399449 km |
| Jan 18 Tue | - | 11:23 | Last Quarter | 62% | 21 days | 395511 km |
| Jan 19 Wed | 00:04 | 12:10 | Last Quarter | 52% | 22 days | 390615 km |
| Jan 20 Thu | 00:58 | 13:00 | Last Quarter | 41% | 23 days | 384961 km |
| Jan 21 Fri | 01:52 | 13:52 | Last Quarter | 31% | 24 days | 378873 km |
| Jan 22 Sat | 02:46 | 14:45 | Waning Crescent | 22% | 25 days | 372777 km |
| Jan 23 Sun | 03:40 | 15:39 | Waning Crescent | 14% | 26 days | 367152 km |
| Jan 24 Mon | 04:31 | 16:30 | Waning Crescent | 7% | 27 days | 363104 km |
| Jan 25 Tue | 05:19 | 17:20 | Waning Crescent | 3% | 28 days | 363104 km |
| Jan 26 Wed | 06:04 | 18:07 | New Moon | 0% | 29 days | 363104 km |
| Jan 27 Thu | 06:45 | 18:52 | Waxing Crescent | 0% | 0.5 days | 363104 km |
| Jan 28 Fri | 07:25 | 19:36 | Waxing Crescent | 2% | 1.5 days | 363104 km |
| Jan 29 Sat | 08:02 | 20:18 | Waxing Crescent | 7% | 2.5 days | 363405 km |
| Jan 30 Sun | 08:39 | 21:00 | Waxing Crescent | 13% | 3.5 days | 368374 km |
| Jan 31 Mon | 09:17 | 21:43 | Waxing Crescent | 21% | 4.5 days | 374220 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.