 |
 Current San Mateo Weather Conditions |
Updated December 18th at 11:56 am |
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| Mostly Cloudy |
| Temperature: | 54°F |
Dew Point: | 50°F |
| Barometer: | 30.18 inHg |
Wind: | N 13 Mph |
| Humidity: | 87.6% |
Visibility: | 0M |
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| San Mateo Weather Forecast Summary |
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Today
Dec 18th
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Friday
Dec 19th
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Saturday
Dec 20th
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Sunday
Dec 21st
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Monday
Dec 22nd
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Cloudy |
Cloudy |
Showers |
Showers |
Showers |
63°F
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64°F
52°F |
61°F
58°F |
59°F
58°F |
64°F
56°F |
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| San Mateo Detailed Weather Forecast |
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| Thursday, December 18th, 2025 |
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Afternoon |
Temperature: 59°F |
| Cloudy. |
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Evening |
Temperature: 54°F |
| A mix of cloudy and clear skies. |
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| Friday, December 19th, 2025 |
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Overnight |
Temperature: 52°F |
| Cloudy. |
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Morning |
Temperature: 61°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 63°F |
| Cloudy. |
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Evening |
Temperature: 60°F |
| Cloudy. |
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| Saturday, December 20th, 2025 |
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Overnight |
Temperature: 59°F |
| Cloudy. |
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Morning |
Temperature: 60°F |
| Cloudy with a chance of showers. |
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Afternoon |
Temperature: 59°F |
| Cloudy with showers likely. |
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Evening |
Temperature: 60°F |
| Cloudy with showers likely. Windy at times. |
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| Sunday, December 21st, 2025 |
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Overnight |
Temperature: 59°F |
| Cloudy with a chance of showers. Windy at times. |
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Morning |
Temperature: 59°F |
| Cloudy with showers. Windy at times. |
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Afternoon |
Temperature: 58°F |
| Cloudy with showers. |
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Evening |
Temperature: 59°F |
| Cloudy with showers. |
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| Monday, December 22nd, 2025 |
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Overnight |
Temperature: 59°F |
| Cloudy with a few showers. |
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Morning |
Temperature: 62°F |
| Cloudy with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 60°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 56°F |
| Cloudy. |
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| Tuesday, December 23rd, 2025 |
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Overnight |
Temperature: 55°F |
| Cloudy. |
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Morning |
Temperature: 60°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 60°F |
| Cloudy with showers likely. Windy at times. |
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Evening |
Temperature: 59°F |
| Cloudy with showers. Slight chance of a thunderstorm. Windy. |
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| Wednesday, December 24th, 2025 |
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Overnight |
Temperature: 53°F |
| Cloudy with showers likely. |
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Morning |
Temperature: 57°F |
| Cloudy. |
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Afternoon |
Temperature: 57°F |
| Sunny. |
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Evening |
Temperature: 55°F |
| Cloudy. Windy at times. |
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| Thursday, December 25th, 2025 |
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Overnight |
Temperature: 56°F |
| Cloudy with a chance of showers. Windy. |
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Morning |
Temperature: 54°F |
| Cloudy with rain. Windy at times. |
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Afternoon |
Temperature: 56°F |
| Cloudy with showers. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 53°F |
| Cloudy with a chance of showers. Windy at times. |
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| Friday, December 26th, 2025 |
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Overnight |
Temperature: 51°F |
| Cloudy with a chance of showers. Windy at times. |
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Morning |
Temperature: 51°F |
| Cloudy with a few showers. Windy at times. |
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Afternoon |
Temperature: 50°F |
| Cloudy with periods of rain. Slight chance of a thunderstorm. |
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Evening |
Temperature: 48°F |
| Cloudy with clear periods with showers. |
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