Point Forecast: 4 Miles S Clayton CA
 37.87N 121.92W (Elev. 2818 ft)
Last Update: 1:26 am PDT Jul 14, 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  

Date07/1407/15
Hour (PDT)040506070809101112131415161718192021222300010203
Temperature (°F)696870707376767777787978787774727069686969696969
Dewpoint (°F)383739394144444548484847464543424039393839393838
Heat Index (°F)767677777879787877
Surface Wind (mph)99887777791010101010101010101010101010
Wind DirSWSWSWSWSWSWSWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWWSWSWSWSWSW
Gust1821212121212121212121212121
Sky Cover (%)343331101111112112222122
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)323232323232323236353333333233343233343234333232
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (PDT)040506070809101112131415161718192021222300010203
Temperature (°F)686768666868697071727272717068666565656565656665
Dewpoint (°F)434242414343444546474849484846444241403938383838
Heat Index (°F)
Surface Wind (mph)10101010101099991111111313131111111111111111
Wind DirSWSWSWSWSWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust212121212020181818182121212323232424242424242323
Sky Cover (%)33432111111111115551212122222
Precipitation Potential (%)000000000000011111100000
Relative Humidity (%)404040404040404041424344444444444341403837363637
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