ROCKVILLE, MARYLAND

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Elevation: 127 meters Latitude: 39 06N Longitude: 077 06W

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DAILY WEATHER AVERAGE - 30 NOVEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	5.4 ^°C	9.9 ^°C	0.8 ^°C	18 ^°C (2014)	-6 ^°C (2013)
Dewpoint	-0.9 ^°C	2.7 ^°C	-5.1 ^°C	14 ^°C (2010)	-14 ^°C (2007)
Humidity	67.4 ^%	86.9 ^%	49.8 ^%		23 ^% (2007)
Barometer	1020.3 ^hPa	1025.4 ^hPa	1015.6 ^hPa	1040.6 ^hPa (2013)	992.6 ^hPa (2008)
Wind Speed	8 ^km/h	18.3 ^km/h		29.6 ^km/h (2010)
Wind Gust		35.2 ^km/h		46.3 ^km/h (2009)
Precipitation	15.75 ^mm			38.1 ^mm (2008)

Weather Element	Average
Visibility	14.2 ^km
Wind Direction	SE (133.7 °)

Weather Element	Total
Heating Degree Days	13 (Base 18.3)
Growing Degree Days	0.8 (Base 10)

Total Years on Record: 9

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