
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

Low: 52 °F
Mostly Cloudy
Monday

High: 72 °F
Becoming
SunnyMonday Night

Low: 52 °F
Partly Cloudy
Tuesday
High: 76 °F
Areas Fog
then SunnyTuesday Night

Low: 52 °F
Mostly Clear
Wednesday
High: 84 °F
Patchy Fog
then SunnyWednesday Night

Low: 56 °F
Mostly Clear
Thursday

High: 83 °F
Mostly Sunny
Thursday Night

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.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Napa Co. Airport CA
38.2°N 122.29°W (Elev. 20 ft)
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


