ROCKVILLE, MARYLAND

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

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DAILY WEATHER AVERAGE - 9 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.1 ^°C	21.7 ^°C	12 ^°C	28 ^°C (2009)	6 ^°C (2010)
Dewpoint	12.1 ^°C	15.2 ^°C	8.4 ^°C	18 ^°C (2012)	-3 ^°C (2010)
Humidity	75 ^%	95.6 ^%	53 ^%		33 ^% (2010)
Barometer	1014.2 ^hPa	1017.3 ^hPa	1011.5 ^hPa	1026.4 ^hPa (2015)	1000.7 ^hPa (2008)
Wind Speed	8.5 ^km/h	22.2 ^km/h		37 ^km/h (2009)
Wind Gust		35.2 ^km/h		53.8 ^km/h (2009)
Precipitation	33.27 ^mm			46.74 ^mm (2008)

Weather Element	Average
Visibility	13.5 ^km
Wind Direction	SSE (159.9 °)

Total Years on Record: 8

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