ROCKVILLE, MARYLAND

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

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DAILY WEATHER AVERAGE - 29 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	9.1 ^°C	14 ^°C	4.3 ^°C	21 ^°C (2014)	-1 ^°C (2011)
Dewpoint	3.7 ^°C	6.8 ^°C	0.8 ^°C	18 ^°C (2015)	-4 ^°C (2015)
Humidity	71.7 ^%	89.4 ^%	51.4 ^%		34 ^% (2007)
Barometer	1020 ^hPa	1023.7 ^hPa	1017.3 ^hPa	1036.2 ^hPa (2007)	1003.7 ^hPa (2015)
Wind Speed	8.7 ^km/h	22.5 ^km/h		38.9 ^km/h (2010)
Wind Gust		42.6 ^km/h		51.8 ^km/h (2010)
Precipitation	15.49 ^mm			39.62 ^mm (2011)

Weather Element	Average
Visibility	14.6 ^km
Wind Direction	SSE (162.7 °)

Weather Element	Total
Heating Degree Days	9.2 (Base 18.3)
Growing Degree Days	4.2 (Base 10)

Total Years on Record: 8

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