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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 - AUGUST 29
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 64.6 °F 84.8 °F 50.6 °F 91.4 °F (2012) 44.6 °F (2012)
Dewpoint 53.4 °F 58.4 °F 44.6 °F 64.4 °F (2015) 39.2 °F (2012)
Humidity 73.3 % 100 % 30.7 % 16 % (2012)
Barometer 29.91 in 29.97 in 29.85 in 30.03 in (2015) 29.80 in (2012)
Wind Speed 4.7 mph 13.4 mph 16.1 mph (2015)
Wind Gust 19 mph 21.9 mph (2015)
Precipitation --- --- ()
Weather ElementAverage
Visibility8.4 mi
Wind DirectionS (180.4 °)
Weather ElementTotal
Heating Degree Days0.6 (Base 18.3)
Cooling Degree Days4.4 (Base 18.3)
Growing Degree Days17.7 (Base 10)
Total Years on Record: 3
WEATHER CONDITIONS BREAKOUT
WIND DIRECTION BREAKOUT




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