Point Forecast: 4 Miles S Clayton CA
 37.87N 121.95W (Elev. 1509 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)171819202122230001020304050607080910111213141516
Temperature (°F)868479767168666462616059595961646974798487899090
Dewpoint (°F)525351504846464545444444444647495151515252535252
Heat Index (°F)84837976798285878887
Surface Wind (mph)877767777666777777777999
Wind DirWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWWWWWW
Gust18181818
Sky Cover (%)111257999888191919262626111000
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)313437404346485052545658596161585244373330292828
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date07/15
Hour (PDT)171819202122230001020304050607080910111213141516
Temperature (°F)878480757167646260595756565658616570747881828383
Dewpoint (°F)515150494847464545454545454547485051515252535353
Heat Index (°F)858279757880818282
Surface Wind (mph)999777777777777888888101010
Wind DirWWWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust202020181818181818202020
Sky Cover (%)111333999171717262626222222333111
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)293236404448515458606366676867645851444037363536
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