RESTON, VIRGINIA

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Elevation: 88 meters Latitude: 38 57N Longitude: 077 27W

WEATHER

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DAILY WEATHER AVERAGE - 1 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	6.8 ^°C	12.1 ^°C	0.7 ^°C	23.3 ^°C (2006)	-6.7 ^°C (2013)
Dewpoint	0.4 ^°C	4.6 ^°C	-4.9 ^°C	18 ^°C (2006)	-13.3 ^°C (2007)
Humidity	67.6 ^%	86.8 ^%	45.4 ^%		24 ^% (2007)
Barometer	1017.3 ^hPa	1023.4 ^hPa	1011.9 ^hPa	1034.9 ^hPa (2007)	993.6 ^hPa (2008)
Wind Speed	14.5 ^km/h	28 ^km/h		48.1 ^km/h (2010)
Wind Gust		47.3 ^km/h		72.3 ^km/h (2006)
Precipitation	12.19 ^mm			40.39 ^mm (2010)

Weather Element	Average
Visibility	14 ^km
Wind Direction	WSW (231.8 °)

Weather Element	Total
Heating Degree Days	11.9 (Base 18.3)
Growing Degree Days	2.5 (Base 10)

Total Years on Record: 21

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