Point Forecast: Mount Hamilton CA
 37.33N 121.61W (Elev. 3786 ft)
Last Update: 2:42 pm PDT Jul 13, 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)192021222300010203040506070809101112131415161718
Temperature (°F)787776767575747472727273747780818283838383828280
Dewpoint (°F)444241414141403738373537383840414144464646464746
Heat Index (°F)7977767675757779798081818181818079
Surface Wind (mph)533332222222222233566666
Wind DirWSWWSWWSWWSWSWSWSWSWSWWSWSWSWSSWSSSSSWSWSWSWWSWWSWWSWWSW
Gust
Sky Cover (%)113212111213201000010001
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)292929292929282728272627272425242326272728283030
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (PDT)192021222300010203040506070809101112131415161718
Temperature (°F)787675747473727170696969707273747576767676757472
Dewpoint (°F)444242414038373635353536363738394042434546464646
Heat Index (°F)787675757676767675
Surface Wind (mph)555555522222233355566677
Wind DirWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWSWSSWSSWSSWSSWSSWSSWSWSWSWSWSW
Gust
Sky Cover (%)013322222233333311111111
Precipitation Potential (%)000000000000000000000011
Relative Humidity (%)303030302928282828292929292828282829313335363739
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