ALEXANDRIA, VIRGINIA

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

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DAILY WEATHER AVERAGE - 18 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	27.6 ^°C	31.9 ^°C	23.4 ^°C	38.3 ^°C (2012)	20 ^°C (2009)
Dewpoint	19.7 ^°C	21.9 ^°C	17.3 ^°C	26.7 ^°C (2013)	9.4 ^°C (1998)
Humidity	64.3 ^%	83.1 ^%	46.2 ^%		29 ^% (1998)
Barometer	1014.9 ^hPa	1016.9 ^hPa	1012.5 ^hPa	1024.4 ^hPa (2014)	1007.1 ^hPa (2009)
Wind Speed	12.6 ^km/h	26.9 ^km/h		50.1 ^km/h (1997)
Wind Gust		41.8 ^km/h		66.6 ^km/h (1997)
Precipitation	24.64 ^mm			120.14 ^mm (2013)

Weather Element	Average
Visibility	13.5 ^km
Wind Direction	S (185.6 °)

Weather Element	Total
Cooling Degree Days	9.4 (Base 18.3)
Growing Degree Days	17.7 (Base 10)

Total Years on Record: 21

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