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United States of America

POTOMAC, MARYLAND


Home > North America > United States > Maryland
Elevation: 8 meters     Latitude: 39 02N     Longitude: 077 15W

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DAILY WEATHER AVERAGE - 20 MAY
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[ °F ]   °C
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 17.1 °C 23.3 °C 10.6 °C 28 °C (2012) 6 °C (2009)
Dewpoint 9.9 °C 12.8 °C 7.4 °C 20 °C (2013) 3 °C (2009)
Humidity 66.2 % 92.5 % 44.8 % 25 % (2009)
Barometer 1017.9 hPa 1020.3 hPa 1015.6 hPa 1031.5 hPa (2009) 997 hPa (2008)
Wind Speed 6.1 km/h 19 km/h 29.6 km/h (2015)
Wind Gust 34 km/h 38.9 km/h (2015)
Precipitation 29.21 mm 29.21 mm (2008)
Weather ElementAverage
Visibility14.6 km
Wind DirectionSE (137.2 °)
Weather ElementTotal
Heating Degree Days3.7 (Base 18.3)
Cooling Degree Days2.5 (Base 18.3)
Growing Degree Days7.9 (Base 10)
Total Years on Record: 8
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WIND DIRECTION BREAKOUT




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