Point Forecast: Mount Hamilton CA
 37.35N 121.64W (Elev. 2398 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  

Date07/1507/16
Hour (PDT)010203040506070809101112131415161718192021222300
Temperature (°F)696867676566677072757678777777767574727068676665
Dewpoint (°F)393737373536374042454547474848495051504846444342
Heat Index (°F)7576787777777675
Surface Wind (mph)222222222356777776555555
Wind DirWSWWSWSWSWSWSSWSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSSWSSWSSW
Gust
Sky Cover (%)111213201000010001113566
Precipitation Potential (%)000022222200000033333366
Relative Humidity (%)343233333333333334353433353636384245464546444343
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/17
Hour (PDT)010203040506070809101112131415161718192021222300
Temperature (°F)636262616162636465676870717272727271696866656463
Dewpoint (°F)414141414142424445464748495051515150494746454442
Heat Index (°F)
Surface Wind (mph)533333333355577766655533
Wind DirSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSWSWSWWSWWSWWSWSWSWSWSWSW
Gust
Sky Cover (%)699999977722211111144466
Precipitation Potential (%)666611111100000000000022
Relative Humidity (%)444546474747474747464646464647484848484848484847
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