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Castro Valley
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10 Day Forecast
  • Monday
    Sunny
    75°
    Night
    Clear
    47°
    Monday 2/8
    Day
    75°
    Sunny
    Night
    47°
    Clear
    Hourly
    Day Details
    Sunny. Highs in the lower 70s. Northeast winds 5 to 15 mph.
    Night Details
    Clear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
  • Tuesday
    Sunny
    72°
    Night
    Clear
    48°
    Tuesday 2/9
    Day
    72°
    Sunny
    Night
    48°
    Clear
    Hourly
    Day Details
    Sunny. Highs in the mid 60s to lower 70s. North winds 5 to 10 mph.
    Night Details
    Clear. Lows around 50. West winds 5 to 10 mph.
  • Wednesday
    Sunny
    68°
    Night
    Partly Cloudy
    48°
    Wednesday 2/10
    Day
    68°
    Sunny
    Night
    48°
    Partly Cloudy
    Hourly
    Day Details
    Sunny. Highs in the 60s. Northwest winds 5 to 10 mph.
    Night Details
    Partly cloudy. Lows around 50.
  • Thursday
    Partly Cloudy
    69°
    Night
    Partly Cloudy
    49°
    Thursday 2/11
    Day
    69°
    Partly Cloudy
    Night
    49°
    Partly Cloudy
    Hourly
    Day Details
    Partly cloudy. Highs in the 60s. Lows around 50.
    Night Details
    Partly cloudy. Highs in the 60s. Lows around 50.
  • Friday
    Partly Cloudy
    67°
    Night
    Partly Cloudy
    50°
    Friday 2/12
    Day
    67°
    Partly Cloudy
    Night
    50°
    Partly Cloudy
    Hourly
    Day Details
    Partly cloudy. Highs in the 60s. Lows around 50.
    Night Details
    Partly cloudy. Highs in the 60s. Lows around 50.
  • Saturday
    Partly Cloudy
    66°
    Night
    Partly Cloudy
    47°
    Saturday 2/13
    Day
    66°
    Partly Cloudy
    Night
    47°
    Partly Cloudy
    Hourly
    Day Details
    Partly cloudy. Highs in the 60s. Lows around 50.
    Night Details
    Partly cloudy. Highs in the 60s. Lows around 50.
  • Sunday
    Partly Cloudy
    66°
    Night
    Partly Cloudy
    50°
    Sunday 2/14
    Day
    66°
    Partly Cloudy
    Night
    50°
    Partly Cloudy
    Day Details
    Partly cloudy. Highs in the 60s. Lows around 50.
    Night Details
    Partly cloudy. Low temperature around 50F. Dew point will be around 46F with an average humidity of 75%. Winds will be 4 mph from the N.
  • Monday
    Partly Cloudy
    70°
    Night
    Partly Cloudy
    50°
    Monday 2/15
    Day
    70°
    Partly Cloudy
    Night
    50°
    Partly Cloudy
    Day Details
    Partly cloudy. High temperature around 70F. Dew point will be around 48F with an average humidity of 59%. Winds will be 4 mph from the NE.
    Night Details
    Partly cloudy. Low temperature around 50F. Dew point will be around 48F with an average humidity of 78%. Winds will be 4 mph from the ENE.
  • Tuesday
    Partly Cloudy
    70°
    Night
    Mostly Cloudy
    52°
    Tuesday 2/16
    Day
    70°
    Partly Cloudy
    Night
    52°
    Mostly Cloudy
    Day Details
    Partly cloudy. High temperature around 70F. Dew point will be around 48F with an average humidity of 60%. Winds will be 2 mph from the NNW.
    Night Details
    Mostly cloudy. Low temperature around 52F. Dew point will be around 48F with an average humidity of 74%. Winds will be 4 mph from the S.
  • Wednesday
    30% Chance of Rain
    62°
    Night
    Mostly Cloudy
    50°
    Wednesday 2/17
    Day
    62°
    30% Chance of Rain
    Night
    50°
    Mostly Cloudy
    Day Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 62F. Dew point will be around 48F with an average humidity of 68%. Winds will be 7 mph from the SW.
    Night Details
    Mostly cloudy. Low temperature around 50F. Dew point will be around 46F with an average humidity of 79%. Winds will be 4 mph from the W.