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)070809101112131415161718192021222300010203040506
Temperature (°F)707173747476767879777876747371717170706969696970
Dewpoint (°F)373840424448484748454544424038373636353535363738
Heat Index (°F)76767879777877
Surface Wind (mph)101098891010101010101010101010101099999
Wind DirSWSWSWSWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust1818182121212121202121212121211818181818
Sky Cover (%)431101111112111344455555
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)303030323438373434323232313030292828282829303131
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date07/15
Hour (PDT)070809101112131415161718192021222300010203040506
Temperature (°F)727374757677787879787775727069686868676766656465
Dewpoint (°F)404142424344454546454443414038383737363636373838
Heat Index (°F)757677787979787775
Surface Wind (mph)98887771010101111111010101010101010101010
Wind DirWSWWSWWSWWSWWWWWWWWWWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust182020202222222222222222222222222222
Sky Cover (%)56660000001112224449991212
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)313131313131313131313132323333333232323234363738
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