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San Mateo weather
Current conditions and a 14-day forecast for San Mateo, United States. Looking for typical seasonal weather instead? See the historical climate averages.
Now
27°C
Clear sky · feels 26°C
Humidity
31%
relative humidity
Wind
8 km/h
10m wind speed
Chance of rain
0%
today
Next 24 hours in San Mateo
| Time | Conditions | Temp | Rain chance |
|---|---|---|---|
| 10am | Clear sky | 24°C | 0% |
| 11am | Clear sky | 29°C | 0% |
| 12pm | Clear sky | 31°C | 0% |
| 1pm | Clear sky | 32°C | 0% |
| 2pm | Clear sky | 31°C | 0% |
| 3pm | Clear sky | 31°C | 0% |
| 4pm | Clear sky | 30°C | 0% |
| 5pm | Clear sky | 29°C | 0% |
| 6pm | Clear sky | 27°C | 0% |
| 7pm | Clear sky | 25°C | 0% |
| 8pm | Clear sky | 23°C | 0% |
| 9pm | Clear sky | 21°C | 0% |
| 10pm | Clear sky | 20°C | 0% |
| 11pm | Clear sky | 18°C | 0% |
| 12am | Clear sky | 17°C | 0% |
| 1am | Clear sky | 16°C | 0% |
| 2am | Clear sky | 15°C | 0% |
| 3am | Clear sky | 14°C | 0% |
| 4am | Clear sky | 13°C | 0% |
| 5am | Clear sky | 13°C | 0% |
| 6am | Clear sky | 12°C | 0% |
| 7am | Clear sky | 14°C | 0% |
| 8am | Clear sky | 19°C | 0% |
| 9am | Clear sky | 20°C | 0% |
14-day forecast for San Mateo
| Day | Conditions | High / Low | Rain chance |
|---|---|---|---|
| Today | Clear sky | 32° / 17° | 0% |
| Thu, Jul 16 | Clear sky | 24° / 12° | 0% |
| Fri, Jul 17 | Overcast | 26° / 10° | 1% |
| Sat, Jul 18 | Overcast | 28° / 11° | 2% |
| Sun, Jul 19 | Overcast | 28° / 11° | 1% |
| Mon, Jul 20 | Overcast | 27° / 12° | 5% |
| Tue, Jul 21 | Overcast | 29° / 11° | 3% |
| Wed, Jul 22 | Overcast | 32° / 11° | 1% |
| Thu, Jul 23 | Mainly clear | 31° / 12° | 1% |
| Fri, Jul 24 | Overcast | 31° / 12° | 2% |
| Sat, Jul 25 | Overcast | 33° / 12° | 1% |
| Sun, Jul 26 | Fog | 34° / 15° | 1% |
| Mon, Jul 27 | Overcast | 33° / 12° | 0% |
| Tue, Jul 28 | Overcast | 30° / 12° | 0% |
Want more sun and moon detail for San Mateo? Use the sun calculator or moon calculator and search for San Mateo. For a live look at any other city, try the interactive weather tool.
Frequently asked questions
What's the weather like in San Mateo today?
Current conditions and today's forecast for San Mateo, United States are shown above, refreshed regularly through the day.
How accurate is a 14-day forecast?
A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.
What is San Mateo's weather usually like?
For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see San Mateo's climate page rather than this live forecast.