Point Forecast: Napa Co. Airport CA
 38.22N 122.3W (Elev. 3 ft)
Last Update: 11:59 pm PDT Jul 13, 2025
Tabular Forecast
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Weather ElementsWeather/Precipitation
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Trans. Wind  
20ft Wind  

48-Hour Period Starting:       Back 2 Days  

Date07/1407/15
Hour (PDT)010203040506070809101112131415161718192021222300
Temperature (°F)575656565555555760636670737576777674726662605958
Dewpoint (°F)545353535253535455565758606060605959595756565554
Heat Index (°F)75767776
Surface Wind (mph)553333335667991010109988776
Wind DirWSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWSSWSSWSSWSSWSSWSSWSWWSWWSWSWSWSWSW
Gust
Sky Cover (%)48526472768080776138147211011224103356
Precipitation Potential (%)000000000000000011111111
Relative Humidity (%)909191909091918884807268636057565658637281868888
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (PDT)010203040506070809101112131415161718192021222300
Temperature (°F)585656565656565759606264676969696866646260595857
Dewpoint (°F)545454545354545455565758595959595958585756555554
Heat Index (°F)
Surface Wind (mph)666656667799911111111111199988
Wind DirWSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust202020181818
Sky Cover (%)737283878690918684583131315555551414145555
Precipitation Potential (%)111100000000000055555555
Relative Humidity (%)899291929291929289868379757271707275798386888989
Rain------------------------------------------------
Thunder------------------------------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
River Stage Summary24 Hour Precipitation Summary
NWS Office Map