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Personalized Forecasts

Featured Forecast

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    My Recent Locations

    • Today

      Sep 19

      80° /55°
      Mostly sunny and pleasant
      • Excellent
      • for stargazing
      • Cloud Cover: 4%
      • Precip: 4%
      • Hours of Precip: 0
      More
    • Wed

      Sep 20

      77° /48°F
      Periods of clouds and sun
      • Good
      • for stargazing
      • Cloud Cover: 25%
      • Precip: 1%
      • Hours of Precip: 0
    • Thu

      Sep 21

      86° /56°
      Plenty of sunshine
      • Excellent
      • for stargazing
      • Cloud Cover: 0%
      • Precip: 1%
      • Hours of Precip: 0
      More
    • Fri

      Sep 22

      74° /47°
      Sunny and cooler
      • Excellent
      • for stargazing
      • Cloud Cover: 0%
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Sat

      Sep 23

      80° /48°
      Plenty of sun
      • Excellent
      • for stargazing
      • Cloud Cover: 7%
      • Precip: 0%
      • Hours of Precip: 0
      More
    Wednesday
    9am
    10am
    11am
    12pm
    1pm
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    3pm
    4pm
    Forecast Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
    Temp (°F) 63° 67° 70° 73° 74° 75° 76° 77°
    RealFeel® 63° 68° 73° 77° 79° 79° 78° 77°
    Wind (mph) 8 W 9 W 10 W 12 W 13 W 15 W 15 W 15 W
    precip
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    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
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    UV Index 1 3 5 8 11 10 7 4
    Cloud Cover 70% 70% 70% 69% 66% 65% 65% 67%
    Humidity 76% 64% 58% 56% 52% 50% 48% 47%
    Dew Point 55° 55° 55° 57° 55° 55° 55° 55°
    Temp °F
    9am
    10am
    11am
    12pm
    1pm
    2pm
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    80° 75° 70° 65° 60°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/20/2016
    High 77° 83° 105° (1939) 80°
    Low 48° 53° 40° (1944) 55°

    Sunrise/Sunset

    • Sunrise: 6:55 AM
    • Sunset: 7:09 PM
    • Duration: 12:14 hr

    Moonrise/Moonset

    • Moonrise: 7:18 AM
    • Moonset: 7:47 PM
    • Duration: 12:29 hr
    Astronomy

    Solunar Information for Napa, CA

    Wed, Sep 20
    New
    Thu, Sep 28
    First
    Thu, Oct 5
    Full
    Thu, Oct 12
    Last

    Wed. Stargazing