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United States of America

ALTADENA, CALIFORNIA


Home > North America > United States > California
Elevation: 347 meters     Latitude: 34 11N     Longitude: 118 08W

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DAILY WEATHER AVERAGE - 21 JULY
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[ °F ]   °C
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 21.7 °C 26.6 °C 16.7 °C 36 °C (2006) (2014)
Dewpoint 0.3 °C 8.9 °C -2.9 °C 16 °C (2005) -16 °C (2011)
Humidity 28.3 % 45.6 % 17.2 % 4 % (2011)
Barometer 1003.4 hPa 502.5 hPa 1001.7 hPa 1004.7 hPa (2008) 1001.7 hPa (2008)
Wind Speed 8.2 km/h 13.4 km/h 18.5 km/h (1995)
Wind Gust 19.5 km/h 27.8 km/h (1995)
Precipitation --- --- ()
Weather ElementAverage
Visibility119.7 km
Wind DirectionSSW (191.7 °)
Weather ElementTotal
Heating Degree Days7.8 (Base 18.3)
Cooling Degree Days4.7 (Base 18.3)
Growing Degree Days12.7 (Base 10)
Total Years on Record: 18
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