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)050607080910111213141516171819202122230001020304
Temperature (°F)565657616772768285878988868479767168666462616059
Dewpoint (°F)454446495253535454535353525351504846464545444444
Heat Index (°F)77818485868584837976
Surface Wind (mph)777777889999877767777666
Wind DirSSWSSWSSWSSWSWSWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust18201818
Sky Cover (%)1416331684011011111257999888
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)656565655952443934323030313437404346485052545658
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date07/15
Hour (PDT)050607080910111213141516171819202122230001020304
Temperature (°F)595961646974798487899090878480757167646260595756
Dewpoint (°F)444647495151515252535252515150494847464545454545
Heat Index (°F)79828587888785827975
Surface Wind (mph)777777777999999777777777
Wind DirWSWWSWWSWWSWWSWWSWWWWWWWWWWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust181818202020181818181818
Sky Cover (%)191919262626111000111333999171717
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)596161585244373330292828293236404448515458606366
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