Point Forecast: 4 Miles S Clayton CA
 37.87N 121.92W (Elev. 2818 ft)
Last Update: 6:22 am PDT Jul 15, 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:         

Date07/1707/18
Hour (PDT)121314151617181920212223000102030405060708091011
Temperature (°F)697071717070686766656566666666656464656667676868
Dewpoint (°F)464748474645444241404040393838383838383940414344
Heat Index (°F)
Surface Wind (mph)771010101111111010101010109991010109998
Wind DirWWWWWWWWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWW
Gust202020222222222222222222202020181818181818
Sky Cover (%)110001112221010101818182222221414142
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)444444434241414140403938373636363738383838394041
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date07/19
Hour (PDT)121314151617181920212223000102030405060708091011
Temperature (°F)707071727271696866646463646466666767676767686869
Dewpoint (°F)454647474644434140383837373737383838383838404143
Heat Index (°F)
Surface Wind (mph)881010101010101010101010101010101010109998
Wind DirWWWWWWWWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust202020212121212121222222222222212121181818
Sky Cover (%)221111111111111112121212626261717174
Precipitation Potential (%)000000000001111110000000
Relative Humidity (%)424242414038383838383838373635353434343434363839
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