MANASSAS, VIRGINIA

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Elevation: 212 feet Latitude: 38 47N Longitude: 077 30W

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DAILY WEATHER AVERAGE - AUGUST 13

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	75 ^°F	86 ^°F	66 ^°F	96.8 ^°F (2005)	51.8 ^°F (2006)
Dewpoint	65.4 ^°F	69.3 ^°F	60.2 ^°F	75.2 ^°F (2005)	44.6 ^°F (2015)
Humidity	74.8 ^%	94.9 ^%	47.7 ^%		26 ^% (2007)
Barometer	29.98 ⁱⁿ	30.06 ⁱⁿ	29.91 ⁱⁿ	30.33 ⁱⁿ (2003)	29.73 ⁱⁿ (2008)
Wind Speed	4.5 ^mph	12.4 ^mph		23 ^mph (1999)
Wind Gust		23.3 ^mph		28.8 ^mph (1999)
Precipitation	0.51 ⁱⁿ			1.00 ⁱⁿ (1996)

Weather Element	Average
Visibility	8.2 ^mi
Wind Direction	SE (130.9 °)

Weather Element	Total
Cooling Degree Days	11 (Base 18.3)
Growing Degree Days	26 (Base 10)

Total Years on Record: 20

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