RESTON, VIRGINIA

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Elevation: 288 feet Latitude: 38 57N Longitude: 077 27W

WEATHER

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DAILY WEATHER AVERAGE - DECEMBER 1

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	44.2 ^°F	53.8 ^°F	33.2 ^°F	73.9 ^°F (2006)	19.9 ^°F (2013)
Dewpoint	32.7 ^°F	40.2 ^°F	23.2 ^°F	64.4 ^°F (2006)	8.1 ^°F (2007)
Humidity	67.6 ^%	86.8 ^%	45.4 ^%		24 ^% (2007)
Barometer	30.04 ⁱⁿ	30.22 ⁱⁿ	29.88 ⁱⁿ	30.56 ⁱⁿ (2007)	29.34 ⁱⁿ (2008)
Wind Speed	9 ^mph	17.4 ^mph		29.9 ^mph (2010)
Wind Gust		29.4 ^mph		44.9 ^mph (2006)
Precipitation	0.48 ⁱⁿ			1.59 ⁱⁿ (2010)

Weather Element	Average
Visibility	8.7 ^mi
Wind Direction	WSW (231.8 °)

Weather Element	Total
Heating Degree Days	21.5 (Base 18.3)
Growing Degree Days	4.5 (Base 10)

Total Years on Record: 21

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