Point Forecast: 4 Miles S Clayton CA
 37.87N 121.92W (Elev. 2818 ft)
Last Update: 3:02 pm 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)181920212223000102030405060708091011121314151617
Temperature (°F)767270706970707070706968686769697170717272737271
Dewpoint (°F)444140393938403938384343434143434544484948504848
Heat Index (°F)76
Surface Wind (mph)101010101010101010101010101010999101010111111
Wind DirWSWWSWWSWWSWWSWWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWWSWWSWSW
Gust212121222222212121212121212020201818182121222323
Sky Cover (%)102112111122322110011111
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)323233323432343232323939393939393939434443434444
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (PDT)181920212223000102030405060708091011121314151617
Temperature (°F)706866666565656565656564646464646465666767676766
Dewpoint (°F)484442414040403939393939383838404245464848474644
Heat Index (°F)
Surface Wind (mph)111111111111111110101011111199977711111111
Wind DirWSWWSWWSWWSWSWSWSWSWSWSWSWSWSWSWSWSWSWWSWWSWWSWWWWW
Gust232323242423232322222223232318181821212122
Sky Cover (%)211261010101515151919191414142221112
Precipitation Potential (%)000001111110000000000000
Relative Humidity (%)444341404040393939393939393839424548495050484644
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