RESTON, VIRGINIA

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

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DAILY WEATHER AVERAGE - 25 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	24.1 ^°C	29.6 ^°C	19.3 ^°C	36.1 ^°C (2010)	13.9 ^°C (2014)
Dewpoint	17.8 ^°C	20 ^°C	15.3 ^°C	25.6 ^°C (2005)	8.9 ^°C (2008)
Humidity	70.7 ^%	91.7 ^%	47.5 ^%		30 ^% (2008)
Barometer	1016.6 ^hPa	1017.9 ^hPa	1014.6 ^hPa	1025.7 ^hPa (2003)	1007.5 ^hPa (1999)
Wind Speed	10 ^km/h	22.2 ^km/h		42.6 ^km/h (2010)
Wind Gust		69.8 ^km/h		363.1 ^km/h (2006)
Precipitation	20.57 ^mm			36.07 ^mm (2010)

Weather Element	Average
Visibility	13 ^km
Wind Direction	S (175.6 °)

Weather Element	Total
Cooling Degree Days	6.1 (Base 18.3)
Growing Degree Days	14.4 (Base 10)

Total Years on Record: 21

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