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United States of America

ST. HELENA, CALIFORNIA


Home > North America > United States > California
Elevation: 170 feet     Latitude: 38 26N     Longitude: 122 25W

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DAILY WEATHER AVERAGE - JULY 27
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 64.4 °F 83.8 °F 52.7 °F 91.4 °F (2014) 50 °F (2012)
Dewpoint 53.6 °F 58.1 °F 49.6 °F 62.6 °F (2011) 46.4 °F (2015)
Humidity 72.9 % 95.5 % 37.8 % 24 % (2012)
Barometer 29.95 in 29.98 in 29.92 in 30.03 in (2012) 29.84 in (2011)
Wind Speed 5.6 mph 14.1 mph 15 mph (2011)
Wind Gust 19 mph 20.7 mph (2011)
Precipitation --- --- ()
Weather ElementAverage
Visibility7.4 mi
Wind DirectionWSW (234.8 °)
Weather ElementTotal
Heating Degree Days2.4 (Base 18.3)
Cooling Degree Days5.1 (Base 18.3)
Growing Degree Days18.2 (Base 10)
Total Years on Record: 4
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WIND DIRECTION BREAKOUT




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