National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Clear

86°F

30°C

Humidity 22%
Wind Speed SSW 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Oct 03:15 PM PDT
Extended Forecast for

Yountville CA

  • Tonight

    Tonight: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Southwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly before 11am. Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 11pm. Partly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 53. Calm wind.
Saturday
Sunny, with a high near 89. Light and variable wind.
Saturday Night
Mostly clear, with a low around 48. Calm wind.
Sunday
Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 45. Southwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 67.
Monday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 45.
Tuesday
A chance of showers, mainly before 11am. Partly sunny, with a high near 67.
Tuesday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 44.
Wednesday
A slight chance of showers before 11am. Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 45.
Friday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.41°N 122.37°W (Elev. 364 ft)
Last Update:
2:31 pm PDT Oct 16, 2026
Forecast Valid:
3pm PDT Oct 16, 2026-6pm PDT Oct 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation