Will It Rain Today in San Mateo, CA?
Today's Hourly Rain Probability
Current Rain Conditions
Today in San Mateo, CA: 1% rain chance with partially cloudy. Currently 53°F. High of 85°F.
| Today's High | 85°F |
| Today's Low | 56°F |
| Rain Probability | 1% |
| Conditions | Partially cloudy |
| Currently | 53°F · Clear |
Hourly Rain Timeline for San Mateo, CA
Today looks mostly dry in San Mateo, CA with only a 1% rain chance overall. The hourly chart confirms where that small risk sits — usually a passing shower in the afternoon, if anything.
Umbrella Score & What It Means
The umbrella score combines hourly precipitation probability across all hours of the day to give a single recommendation. A score above 60 means you should carry an umbrella today in San Mateo, CA. Below 40 means you can likely leave it at home.
For tomorrow's rain outlook, see the rain tomorrow forecast. To see whether it is actively raining right now, check the live rain status page.
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