Point Forecast: 4 Miles S Clayton CA
 37.87N 121.92W (Elev. 2818 ft)
Last Update: 3:36 pm PDT Jul 12, 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:         

Date07/1407/15
Hour (PDT)171819202122230001020304050607080910111213141516
Temperature (°F)777572706968686867676665646566676869707172727272
Dewpoint (°F)444341403838373736363637383839404142434446474848
Heat Index (°F)7775
Surface Wind (mph)111111101010101010101010101010101010999111111
Wind DirWWWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust222222222222222222222222222222212121181818222222
Sky Cover (%)111222444999121212777222111
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)313232333333323232323436373837373737373839404243
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date07/16
Hour (PDT)171819202122230001020304050607080910111213141516
Temperature (°F)716967666565656566666564646465666666666767686868
Dewpoint (°F)474643414039393838383838394040414243444647484847
Heat Index (°F)
Surface Wind (mph)131313111111131313111111111111999888111111
Wind DirWWWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWWW
Gust232323242424242424232323222222181818212121
Sky Cover (%)222555131313242424272727191919555111
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)434342403938383736363739404040404244454749494847
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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