RESTON, VIRGINIA

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Elevation: 88 meters Latitude: 38 57N Longitude: 077 27W

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DAILY WEATHER AVERAGE - 27 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	25 ^°C	30.7 ^°C	20.2 ^°C	35.6 ^°C (1997)	15 ^°C (1996)
Dewpoint	19.4 ^°C	21.2 ^°C	17.3 ^°C	23.9 ^°C (2005)	11.1 ^°C (2011)
Humidity	73.3 ^%	93.1 ^%	50.3 ^%		29 ^% (2011)
Barometer	1014.9 ^hPa	1016.9 ^hPa	1012.5 ^hPa	1025.4 ^hPa (2001)	1003.7 ^hPa (2014)
Wind Speed	9.2 ^km/h	21.9 ^km/h		48.1 ^km/h (2005)
Wind Gust		38.9 ^km/h		87.1 ^km/h (2005)
Precipitation	10.16 ^mm			31.5 ^mm (2013)

Weather Element	Average
Visibility	13.4 ^km
Wind Direction	SSW (199.7 °)

Weather Element	Total
Cooling Degree Days	7.1 (Base 18.3)
Growing Degree Days	15.4 (Base 10)

Total Years on Record: 21

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