, °F

Personalized Forecasts

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    • Today

      Sep 25

      97° /56°F
      Hot with scorching sunshine
      • Common Cold
        • Common Cold
        • Flu
      • Beneficial
      • weather for colds
      • Avg Temp: 77°
      • Avg RealFeel: 78°
      • Hi RealFeel: 98°
    • Mon

      Sep 26

      97° /55°
      Sunny and very hot
      • Beneficial
      • weather for colds
      • Avg Temp: 76°
      • Avg RealFeel: 79°
      • Hi RealFeel: 100°
      More
    • Tue

      Sep 27

      93° /52°
      Mostly sunny and hot
      • Beneficial
      • weather for colds
      • Avg Temp: 73°
      • Avg RealFeel: 74°
      • Hi RealFeel: 95°
      More
    • Wed

      Sep 28

      83° /51°
      Not as hot with sunshine
      • Beneficial
      • weather for colds
      • Avg Temp: 67°
      • Avg RealFeel: 69°
      • Hi RealFeel: 85°
      More
    • Thu

      Sep 29

      79° /49°
      Sunny and pleasant
      • Beneficial
      • weather for colds
      • Avg Temp: 64°
      • Avg RealFeel: 65°
      • Hi RealFeel: 81°
      More
    Sunday
    1pm
    2pm
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    6pm
    7pm
    8pm
    Forecast Sunny Sunny Sunny Sunny Sunny Sunny Sunny Clear
    Temp (°F) 86° 94° 96° 97° 95° 91° 85° 79°
    RealFeel® 90° 97° 98° 97° 95° 89° 83° 77°
    Wind (mph) 7 E 8 E 7 E 6 E 6 ENE 5 ENE 5 WSW 2 WSW
    precip
    1pm
    2pm
    3pm
    4pm
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    8pm
    Rain
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    7pm
    8pm
    UV Index 5 5 4 2 1 0 0 0
    Cloud Cover 0% 0% 0% 0% 0% 0% 0% 0%
    Humidity 25% 18% 16% 16% 17% 22% 29% 34%
    Dew Point 46° 45° 43° 43° 45° 47° 50° 48°
    Temp °F
    1pm
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    100° 95° 90° 85° 80° 75°

    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

    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. Cold & Flu

    Sun. UV Index