ROCKVILLE, MARYLAND

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

WEATHER

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DAILY WEATHER AVERAGE - 23 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	25.2 ^°C	30.6 ^°C	19.9 ^°C	36 ^°C (2011)	15 ^°C (2015)
Dewpoint	20.1 ^°C	21.9 ^°C	17.6 ^°C	24 ^°C (2011)	12 ^°C (2015)
Humidity	75.2 ^%	96.3 ^%	53.3 ^%		42 ^% (2010)
Barometer	1014.6 ^hPa	1017.6 ^hPa	1012.2 ^hPa	1021.7 ^hPa (2012)	1005.4 ^hPa (2013)
Wind Speed	5.8 ^km/h	18.5 ^km/h		27.8 ^km/h (2013)
Wind Gust		36.7 ^km/h		53.8 ^km/h (2008)
Precipitation	9.91 ^mm			16.26 ^mm (2009)

Weather Element	Average
Visibility	15.1 ^km
Wind Direction	SSE (147.8 °)

Weather Element	Total
Cooling Degree Days	6.9 (Base 18.3)
Growing Degree Days	15.3 (Base 10)

Total Years on Record: 8

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