Areas of Showers and Thunderstorms to Start the Work Week

Areas of rain and thunderstorms are forecast Monday across the central and eastern states. Some mixed rain and snow is possible in the high Sierra Mountains. Heavy to excessive rain may bring flooding in the central Appalachians. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

57°F

14°C

Humidity 93%
Wind Speed S 10 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 20 Sep 09:00 PM PDT
Extended Forecast for

Napa Co. Airport CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. West southwest wind 6 to 8 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. South southwest wind 7 to 15 mph.

    High: 72 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Southwest wind 6 to 13 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Areas of fog between 8am and 10am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 76 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. Southwest wind 6 to 11 mph becoming light south  in the evening.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 84.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. West southwest wind 6 to 8 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. South southwest wind 7 to 15 mph.
Monday Night
Partly cloudy, with a low around 52. Southwest wind 6 to 13 mph.
Tuesday
Areas of fog between 8am and 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 52. Southwest wind 6 to 11 mph becoming light south in the evening.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
1:25 pm PDT Sep 20, 2026
9pm PDT Sep 20, 2026-6pm PDT Sep 27, 2026
 
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Additional Resources

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