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    • Today

      Sep 25

      97° /56°F
      Hot with scorching sunshine
      • Excellent
      • for stargazing
      • Cloud Cover: 1%
      • Precip: 1%
      • Hours of Precip: 0
    • Mon

      Sep 26

      97° /55°
      Sunny and very hot
      • Excellent
      • for stargazing
      • Cloud Cover: 4%
      • Precip: 1%
      • Hours of Precip: 0
      More
    • Tue

      Sep 27

      93° /52°
      Mostly sunny and hot
      • Excellent
      • for stargazing
      • Cloud Cover: 14%
      • Precip: 1%
      • Hours of Precip: 0
      More
    • Wed

      Sep 28

      83° /51°
      Not as hot with sunshine
      • Excellent
      • for stargazing
      • Cloud Cover: 16%
      • Precip: 2%
      • Hours of Precip: 0
      More
    • Thu

      Sep 29

      79° /49°
      Sunny and pleasant
      • Excellent
      • for stargazing
      • Cloud Cover: 1%
      • Precip: 4%
      • Hours of Precip: 0
      More
    79°/63° RealFeel® 77°/64°
    Clear
    • 2 mph
    • Precipitation: 0%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 47%
    • Cloud Cover: 0%
    • Dew Point: 48° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2015
    High 97° 82° 101° (1960) 90°
    Low 56° 52° 39° (1948) 54°

    Sunrise/Sunset

    • Sunrise: 7:00 AM
    • Sunset: 7:00 PM
    • Duration: 12:00 hr

    Moonrise/Moonset

    • Moonrise: 1:49 AM
    • Moonset: 4:06 PM
    • Duration: 14:17 hr
    Astronomy

    Solunar Information for Napa, CA

    Sat, Oct 1
    New
    Sun, Oct 9
    First
    Sun, Oct 16
    Full
    Sat, Oct 22
    Last

    Napa 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 >

    Sun. Stargazing