ALEXANDRIA, VIRGINIA

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

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DAILY WEATHER AVERAGE - 10 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	25.9 ^°C	30.8 ^°C	22.1 ^°C	36.1 ^°C (2010)	17.8 ^°C (1999)
Dewpoint	19.1 ^°C	21.2 ^°C	16.9 ^°C	26.7 ^°C (2001)	9.4 ^°C (2011)
Humidity	67.9 ^%	86 ^%	46.9 ^%		26 ^% (2011)
Barometer	1014.2 ^hPa	1016.6 ^hPa	1012.2 ^hPa	1023.7 ^hPa (2002)	1003.4 ^hPa (2011)
Wind Speed	12.7 ^km/h	25.1 ^km/h		35.2 ^km/h (2007)
Wind Gust		38.3 ^km/h		48.1 ^km/h (2009)
Precipitation	27.69 ^mm			57.91 ^mm (2009)

Weather Element	Average
Visibility	15.1 ^km
Wind Direction	SSW (190.3 °)

Weather Element	Total
Cooling Degree Days	8.1 (Base 18.3)
Growing Degree Days	16.4 (Base 10)

Total Years on Record: 21

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