Point Forecast: Mount Hamilton CA
 37.35N 121.62W (Elev. 3406 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)151617181920212223000102030405060708091011121314
Temperature (°F)858484838177777878797979787876787981828485858485
Dewpoint (°F)494746464441414241414037373736373840434343464847
Heat Index (°F)838282817977777878797879787876787979808182838282
Surface Wind (mph)666653322222222222223356
Wind DirSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWSWSWWSWSWSWSSWSSSSWSSWSWSWSW
Gust
Sky Cover (%)000111221211121320100001
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)282727272727272727262422232323232323252423262827
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (PDT)151617181920212223000102030405060708091011121314
Temperature (°F)868584838078767677777676757373747576777878787878
Dewpoint (°F)484748474442414141403836363738394041414242444647
Heat Index (°F)838282817978777677777676757576777878787978
Surface Wind (mph)777665333332222222225557
Wind DirWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWSWSSWSSWSSWSWSWSWSW
Gust
Sky Cover (%)000101332222223333331111
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)272728282828282828262524252628282828282828303234
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