ALEXANDRIA, VIRGINIA

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Elevation: 0 feet Latitude: 38 51N Longitude: 077 02W

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DAILY WEATHER AVERAGE - DECEMBER 20

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	37.6 ^°F	43.9 ^°F	31.3 ^°F	61 ^°F (2002)	10.9 ^°F (2004)
Dewpoint	23.3 ^°F	29.4 ^°F	17.9 ^°F	61 ^°F (2002)	-9 ^°F (2005)
Humidity	58.6 ^%	75.3 ^%	44.3 ^%		19 ^% (2005)
Barometer	30.11 ⁱⁿ	30.23 ⁱⁿ	29.98 ⁱⁿ	30.63 ⁱⁿ (2015)	29.48 ⁱⁿ (2002)
Wind Speed	9.2 ^mph	16.2 ^mph		28.8 ^mph (2004)
Wind Gust		30.6 ^mph		43.7 ^mph (2004)
Precipitation	1.31 ⁱⁿ			3.60 ⁱⁿ (2002)

Weather Element	Average
Visibility	9.8 ^mi
Wind Direction	SSW (216.4 °)

Weather Element	Total
Heating Degree Days	27.4 (Base 18.3)
Growing Degree Days	1.8 (Base 10)

Total Years on Record: 20

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