MANASSAS, VIRGINIA

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Elevation: 65 meters Latitude: 38 47N Longitude: 077 30W

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DAILY WEATHER AVERAGE - 21 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.7 ^°C	30.7 ^°C	19 ^°C	37 ^°C (2011)	11 ^°C (2001)
Dewpoint	18.8 ^°C	21.3 ^°C	16.7 ^°C	26 ^°C (2011)	7 ^°C (2007)
Humidity	77 ^%	94.3 ^%	49.4 ^%		26 ^% (2007)
Barometer	1015.6 ^hPa	1017.3 ^hPa	1013.5 ^hPa	1022.7 ^hPa (2014)	1004.1 ^hPa (2015)
Wind Speed	5.5 ^km/h	19.5 ^km/h		25.9 ^km/h (2003)
Wind Gust		31.4 ^km/h		40.7 ^km/h (2008)
Precipitation	20.32 ^mm			48.26 ^mm (1997)

Weather Element	Average
Visibility	12.4 ^km
Wind Direction	ESE (100 °)

Weather Element	Total
Cooling Degree Days	6.5 (Base 18.3)
Growing Degree Days	14.8 (Base 10)

Total Years on Record: 21

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