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    • Today

      Sep 29

      73° /51°
      Low clouds, then sunshine
      • Beneficial
      • weather for sinus headaches
      • Hi RealFeel: 73°
      • UV: 4 - Moderate
      • Cloud Cover: 36%
      More
    • Fri

      Sep 30

      73° /46°
      Clouds, then sun
      • Beneficial
      • weather for sinus headaches
      • Hi RealFeel: 73°
      • UV: 4 - Moderate
      • Cloud Cover: 60%
      More
    • Sat

      Oct 1

      73° /47°F
      Low clouds, then some sun
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 75°
      • UV: 4 - Moderate
      • Cloud Cover: 60%
    • Sun

      Oct 2

      65° /47°
      A couple of afternoon showers
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 65°
      • UV: 4 - Moderate
      • Cloud Cover: 76%
      More
    • Mon

      Oct 3

      67° /46°
      Partly sunny and cool
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 73°
      • UV: 4 - Moderate
      • Cloud Cover: 26%
      More
    59°/51° RealFeel® 58°/50°
    Clear
    • 5 mph
    • Precipitation: 6%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 75%
    • Cloud Cover: 0%
    • Dew Point: 46° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/1/2015
    High 73° 81° 106° (1980) 77°
    Low 47° 51° 36° (1950) 58°

    Sunrise/Sunset

    • Sunrise: 7:06 AM
    • Sunset: 6:50 PM
    • Duration: 11:44 hr

    Moonrise/Moonset

    • Moonrise: 7:39 AM
    • Moonset: 7:31 PM
    • Duration: 11:52 hr
    Astronomy

    Napa Weather Report

    Cooler air, showers to aid in wildfire efforts across California this weekend

    September 29, 2016; 2:55 PM ET

    Improving weather over the next several days will aid officials in battling wildfires across California. More >

    Sat. Sinus Headache

    Sat. UV Index