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United States of America

POTOMAC, MARYLAND


Home > North America > United States > Maryland
Elevation: 27 feet     Latitude: 39 02N     Longitude: 077 15W

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DAILY WEATHER AVERAGE - AUGUST 22
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 72.5 °F 82 °F 63.3 °F 86 °F (2010) 57.2 °F (2008)
Dewpoint 63.3 °F 68.5 °F 59.7 °F 75.2 °F (2010) 48.2 °F (2011)
Humidity 75.5 % 94.8 % 53.4 % 34 % (2011)
Barometer 30.06 in 30.11 in 30.00 in 30.37 in (2008) 29.82 in (2009)
Wind Speed 3.6 mph 11.7 mph 19.6 mph (2011)
Wind Gust 19 mph 21.9 mph (2011)
Precipitation 0.49 in 1.39 in (2009)
Weather ElementAverage
Visibility8.9 mi
Wind DirectionSE (129.4 °)
Weather ElementTotal
Cooling Degree Days7.6 (Base 18.3)
Growing Degree Days22.6 (Base 10)
Total Years on Record: 8
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