ROCKVILLE, MARYLAND

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

WEATHER

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DAILY WEATHER AVERAGE - 25 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.2 ^°C	29.9 ^°C	17 ^°C	36 ^°C (2010)	13 ^°C (2008)
Dewpoint	16.6 ^°C	18.8 ^°C	14.1 ^°C	24 ^°C (2011)	10 ^°C (2008)
Humidity	69.1 ^%	96.3 ^%	43.1 ^%		33 ^% (2008)
Barometer	1015.9 ^hPa	1017.6 ^hPa	1013.5 ^hPa	1022.7 ^hPa (2008)	1009.1 ^hPa (2011)
Wind Speed	5.1 ^km/h	16.1 ^km/h		20.4 ^km/h (2010)
Wind Gust		31.5 ^km/h		33.3 ^km/h (2009)
Precipitation	43.94 ^mm			51.82 ^mm (2011)

Weather Element	Average
Visibility	15 ^km
Wind Direction	ESE (120.1 °)

Weather Element	Total
Cooling Degree Days	5.1 (Base 18.3)
Growing Degree Days	13.4 (Base 10)

Total Years on Record: 8

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