Point Forecast: 4 Miles S Clayton CA
 37.87N 121.92W (Elev. 2818 ft)
Last Update: 1:26 pm 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:       Back 2 Days  

Date07/1607/17
Hour (PDT)141516171819202122230001020304050607080910111213
Temperature (°F)676867666664646263646566666666666666666768697071
Dewpoint (°F)484944444342424040404040404040403939404244464748
Heat Index (°F)
Surface Wind (mph)101111111111111111101010999999888777
Wind DirSWWSWWSWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWWW
Gust212222222222232323222222202020181818
Sky Cover (%)111121249141414181818202020171717111
Precipitation Potential (%)000111111111111000000000
Relative Humidity (%)505044444444444342414040393938383838384041434343
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date07/18
Hour (PDT)141516171819202122230001020304050607080910111213
Temperature (°F)727271706867666566666666666665656566676868697071
Dewpoint (°F)484847454442414040403939383838383839404143444647
Heat Index (°F)
Surface Wind (mph)101010111111101010101010999999999888
Wind DirWWWWWWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWWW
Gust181818212121212121212121181818181818181818
Sky Cover (%)000111333101010171717212121131313222
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)434342414140404039383837363637373737373840414242
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