10-Day Weather Forecast - San Mateo, CA

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  • Weekend Weather

  • |55°F
    Mostly Cloudy
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    Tonight

    55°F

    Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. West winds up to 5 mph.

    Hourly details
  • Day

    65°F

    Mostly cloudy. Patchy fog in the morning. Highs in the mid 60s. West winds 5 to 10 mph.

    Night

    51°F

    Partly cloudy in the evening then becoming mostly cloudy. A slight chance of showers. Lows in the lower 50s. Southwest winds 5 to 10 mph.

    Hourly details
  • Day

    64°F

    Mostly cloudy in the morning then becoming partly cloudy. A slight chance of showers. Highs in the 60s. Southwest winds around 5 mph. . . Becoming northwest in the afternoon. Chance of showers 20 percent.

    Night

    49°F

    Mostly clear in the evening then becoming mostly cloudy. Lows in the lower 50s. West winds 5 to 10 mph.

    Hourly details
  • Day

    65°F

    Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s.

    Night

    52°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s.

    Hourly details
  • Day

    64°F

    Mostly cloudy in the morning then becoming partly cloudy. Highs in the 60s.

    Night

    47°F

    Clear. Lows in the mid 40s to lower 50s.

    Hourly details
  • Day

    65°F

    Mostly clear. Highs in the 60s to lower 70s. Lows around 50.

    Night

    50°F

    Mostly clear. Highs in the 60s to lower 70s. Lows around 50.

    Hourly details
  • Day

    70°F

    Mostly clear. Highs in the 60s to lower 70s. Lows around 50.

    Night

    51°F

    Mostly clear. Highs in the 60s to lower 70s. Lows around 50.

    Hourly details
  • Weekend Weather

  • Day

    73°F

    Partly cloudy. Highs in the upper 60s to mid 70s.

    Night

    53°F

    Clear. Low temperature around 53F. Dew point will be around 47F with an average humidity of 67%. Winds will be 2 mph from the NW.

  • Day

    73°F

    Sunny. High temperature around 73F. Dew point will be around 49F with an average humidity of 55%. Winds will be 4 mph from the NW.

    Night

    54°F

    Clear. Low temperature around 54F. Dew point will be around 49F with an average humidity of 73%. Winds will be 3 mph from the NW.

  • Day

    70°F

    Sunny. High temperature around 70F. Dew point will be around 48F with an average humidity of 53%. Winds will be 5 mph from the NW.

    Night

    52°F

    Clear. Low temperature around 52F. Dew point will be around 46F with an average humidity of 67%. Winds will be 4 mph from the NW.

  • Day

    69°F

    Sunny. High temperature around 69F. Dew point will be around 46F with an average humidity of 51%. Winds will be 5 mph from the NW.

    Night

    52°F

    Clear. Low temperature around 52F. Dew point will be around 47F with an average humidity of 69%. Winds will be 3 mph from the NW.