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:       Back 2 Days  

Date07/1307/14
Hour (PDT)050607080910111213141516171819202122230001020304
Temperature (°F)686970717374747676787977787674737171717070696969
Dewpoint (°F)353837384042444848474845454442403837363635353536
Heat Index (°F)76767879777877
Surface Wind (mph)1091010988910101010101010101010101010999
Wind DirSWSWSWSWSWSWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust1818181818212121212120212121212121181818
Sky Cover (%)444311011111121113444555
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)303230303032343837343432323231303029282828282930
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date07/15
Hour (PDT)050607080910111213141516171819202122230001020304
Temperature (°F)697072737475767778787978777572706968686867676665
Dewpoint (°F)373840414242434445454645444341403838373736363637
Heat Index (°F)757677787979787775
Surface Wind (mph)999888777101010111111101010101010101010
Wind DirWSWWSWWSWWSWWSWWSWWWWWWWWWWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust181818202020222222222222222222222222
Sky Cover (%)555666000000111222444999
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)313131313131313131313131313232333333323232323436
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