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United States of America

ROCKVILLE, MARYLAND


Home > North America > United States > Maryland
Elevation: 415 feet     Latitude: 39 06N     Longitude: 077 06W

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DAILY WEATHER AVERAGE - SEPTEMBER 18
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 62.8 °F 74.9 °F 52.1 °F 84.2 °F (2015) 42.8 °F (2013)
Dewpoint 53.2 °F 57.7 °F 49 °F 66.2 °F (2009) 39.2 °F (2015)
Humidity 73.5 % 94.7 % 47.9 % 37 % (2010)
Barometer 30.20 in 30.27 in 30.13 in 30.42 in (2011) 30.00 in (2015)
Wind Speed 2.3 mph 7.6 mph 9.2 mph (2014)
Precipitation --- --- ()
Weather ElementAverage
Visibility9.4 mi
Wind DirectionENE (70.1 °)
Weather ElementTotal
Heating Degree Days4.2 (Base 18.3)
Cooling Degree Days5.3 (Base 18.3)
Growing Degree Days13.5 (Base 10)
Total Years on Record: 7
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WIND DIRECTION BREAKOUT




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