Moon phase tonight in San Mateo
United States
Moonrise & moonset in San Mateo — next 7 nights
| Night | Phase | Moonrise | Moonset |
|---|---|---|---|
| Tonight | 🌒 29% | 12:55 | 22:27 |
| Tue 18 Aug | 🌓 39% | — | 22:57 |
| Wed 19 Aug | 🌓 48% | 13:58 | 23:31 |
| Thu 20 Aug | 🌓 58% | 14:59 | 00:12 |
| Fri 21 Aug | 🌓 67% | 15:55 | 01:00 |
| Sat 22 Aug | 🌔 76% | 16:47 | 01:53 |
| Sun 23 Aug | 🌔 83% | 17:32 | 02:52 |
Times local to San Mateo (America/Los_Angeles). “—” means the Moon doesn't rise or set during that calendar night.
A new Moon is the best time for stargazing — with no moonlight, faint stars, the Milky Way and meteor showers all show far better. A full Moon is beautiful but floods the sky with light — see the full moon calendar for the year's dates and names. For the darkest upcoming nights in San Mateo, see the two-week planner on the stargazing page.
Moon FAQ for San Mateo
What is the Moon phase tonight in San Mateo?
Tonight the Moon is a Waxing Crescent (29% illuminated) as seen from San Mateo.
What time does the Moon rise in San Mateo tonight?
The Moon rises around 12:55 and sets around 22:27 local time. Moonrise shifts roughly 30–60 minutes later each night — the 7-night table on this page has the exact times.
When is the next full Moon?
The next full Moon — the Sturgeon Moon — is on Friday 28 August; the next new Moon is on Friday 11 September.
Is tonight good for stargazing in San Mateo?
Moon-wise, yes — at 29% illumination the sky stays fairly dark. Check the full verdict (clouds, darkness hours, planets) on the San Mateo stargazing page.
Times local to San Mateo (America/Los_Angeles), computed from established astronomical models.