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    • Today

      Sep 25

      96° /60°
      Hot with blazing sunshine
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Mon

      Sep 26

      97° /61°F
      Hot with blazing sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
    • Tue

      Sep 27

      93° /56°
      Sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Wed

      Sep 28

      85° /53°
      Sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Thu

      Sep 29

      79° /52°
      Mostly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    68°/61° RealFeel® 66°/62°
    Clear
    • 2 mph
    • Precipitation: 1%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 52%
    • Cloud Cover: 6%
    • Dew Point: 46° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 97° 82° N/A 91°
    Low 61° 55° N/A 62°

    Sunrise/Sunset

    • Sunrise: 7:00 AM
    • Sunset: 6:57 PM
    • Duration: 11:57 hr

    Moonrise/Moonset

    • Moonrise: 2:48 AM
    • Moonset: 4:45 PM
    • Duration: 13:57 hr
    Astronomy

    Clayton 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 >

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps