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San Mateo, CA Weather & Current Conditions

94401 Weather (San Mateo, CA)

Current Conditions and Weather for San Mateo, California

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Mostly Clear at San Mateo (94401), temperature is 55°F13°C, dew point 51°F11°C, humidity 86%. Wind direction is W at 3 mphat 5 km/h with visibility of 10 mi16 km. Barometric pressure is 29.84 in1010 mb. Last update: 5:50 am.*

*Time is approximately 5:50 am Tue, Sep 29, 2026. Time will be within 15 minutes of current local time. San Mateo weather forecast data is updated every 15 minutes.

Sun & Moon

Converter

Cloud Cover	1%
uv UV Index	6
Sunrise	07:03 AM
Sunset	06:55 PM
Moonrise	08:29 PM
Moonset	10:32 AM

Civil Twilight
6:34 AM to 7:01 AM
6:55 PM to 7:21 PM
Waning Gibbous Moon

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Remember after the rain is a rainbow! ―Kaylan B.

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San Mateo Weather Forecast

Weather forecast for: San Mateo CA

Last Update: 1:36 am PDT Sep 29, 2026

Today: Sunny, with a high near 84. Light and variable wind becoming west 6 to 11 mph in the afternoon.

Tonight: Mostly clear, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.

Wednesday: Sunny, with a high near 86. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

Wednesday Night: Mostly clear, with a low around 56. West wind 5 to 8 mph becoming calm in the evening.

Thursday: Sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

Thursday Night: Mostly clear, with a low around 58.

Friday: Mostly sunny, with a high near 85.

Friday Night: Partly cloudy, with a low around 60.

Saturday: Mostly sunny, with a high near 86.

Saturday Night: Mostly clear, with a low around 60.

Sunday: Sunny, with a high near 84.

Sunday Night: Mostly clear, with a low around 60.

Monday: Sunny, with a high near 84.

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