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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 23
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 63.9 °F 77.7 °F 54.7 °F 82.4 °F (2012) 51.8 °F (2012)
Dewpoint 55.5 °F 58.6 °F 53.2 °F 62.6 °F (2014) 48.2 °F (2012)
Humidity 76.9 % 96.4 % 47.4 % 32 % (2012)
Barometer 29.99 in 30.04 in 29.93 in 30.16 in (2014) 29.86 in (2011)
Wind Speed 5.8 mph 13.8 mph 16.1 mph (2014)
Wind Gust 19.6 mph 20.7 mph (2012)
Precipitation --- --- ()
Weather ElementAverage
Visibility8 mi
Wind DirectionSW (226.3 °)
Weather ElementTotal
Heating Degree Days0.6 (Base 18.3)
Cooling Degree Days1.7 (Base 18.3)
Growing Degree Days16.2 (Base 10)
Total Years on Record: 5
WEATHER CONDITIONS BREAKOUT
WIND DIRECTION BREAKOUT




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