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    1 - 5 of 90 days | All 90 days
    Next 5 Days
    • Tonight

      Sep 25

      60° Lo
      Clear
      More
    • Mon

      Sep 26

      94° /59°
      Hot with plenty of sun
      More
    • Tue

      Sep 27

      87° /53°F
      Mostly sunny and very warm
    • Wed

      Sep 28

      80° /53°
      Mostly sunny
      More
    • Thu

      Sep 29

      74° /51°
      Mostly sunny and pleasant
      More
    Tuesday
    5pm
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    12am
    Forecast Mostly Sunny Mostly Sunny Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear
    Temp (°F) 82° 79° 74° 68° 65° 63° 61° 60°
    RealFeel® 81° 77° 71° 66° 64° 62° 60° 58°
    Wind (mph) 10 WSW 9 WSW 7 WSW 6 WSW 6 SW 6 SW 6 SW 6 SW
    precip
    5pm
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    Rain
    0%
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    Snow
    0%
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    Ice
    0%
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    SKY
    5pm
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    UV Index 1 0 0 0 0 0 0 0
    Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
    Humidity 38% 43% 50% 56% 60% 67% 71% 70%
    Dew Point 55° 55° 55° 52° 50° 52° 52° 50°
    Temp °F
    5pm
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    85° 80° 75° 70° 65° 60°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 87° 77° N/A 80°
    Low 53° 55° N/A 54°

    Sunrise/Sunset

    • Sunrise: 7:01 AM
    • Sunset: 6:56 PM
    • Duration: 11:55 hr

    Moonrise/Moonset

    • Moonrise: 3:49 AM
    • Moonset: 5:23 PM
    • Duration: 13:34 hr
    Astronomy

    Castro Valley Weather Report

    Northern California towns in danger of running out of water for 3rd year in a row

    September 25, 2016; 3:11 AM ET

    For the third year in a row, some communities in northern California may run out of water due to the extreme drought conditions gripping the state. More >

    ABC 7 San Francisco Headlines

    Suspect in deadly Washington state mall shooting identified

    The suspect in a shooting at a Washington state mall that left five dead and sparked an intensive, nearly 24-hour manhunt is in custody. More

    Suspect involved in Civic Center standoff surrenders to San Francisco police More

    Charlotte police release video of fatal officer-involved shooting of Keith Lamont Scott More