Point Forecast: 4 Miles S Clayton CA
 37.87N 121.92W (Elev. 2818 ft)
Last Update: 4:12 pm PDT Jul 16, 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  

Date07/1607/17
Hour (PDT)212223000102030405060708091011121314151617181920
Temperature (°F)626364646666666666666566666767686970727070696766
Dewpoint (°F)404140424241414241414041424245484848484646454342
Heat Index (°F)
Surface Wind (mph)111111101099999987777910101011101010
Wind DirSWSWSWSWSWSWSWSWSWSWSWSSWSWSWSSWSWSWSWWSWWSWSWWSWWSWWSW
Gust2322222222202018181818202122212121
Sky Cover (%)192429313528273433292319750011111211
Precipitation Potential (%)224444446666660000001111
Relative Humidity (%)444442444241394040404040404045484644444242424242
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/18
Hour (PDT)212223000102030405060708091011121314151617181920
Temperature (°F)646565666667676767676767676868697071727170696866
Dewpoint (°F)404140404040404040404040424345464747474645444240
Heat Index (°F)
Surface Wind (mph)101010101099910101099988810101010101010
Wind DirWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWWWWWWWSWWSWWSWWSW
Gust212121212118181818181818181820202021212121
Sky Cover (%)258881212121717171414142221112225
Precipitation Potential (%)112222222222220000000000
Relative Humidity (%)424240393938383737373637394143434342424140403938
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