STERLING, VIRGINIA

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Elevation: 9 meters Latitude: 38 59N Longitude: 077 28W

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DAILY WEATHER AVERAGE - 17 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	25.1 ^°C	31.4 ^°C	19.3 ^°C	36.7 ^°C (1997)	13.3 ^°C (2013)
Dewpoint	18.3 ^°C	20.3 ^°C	15.8 ^°C	23.9 ^°C (1998)	8.9 ^°C (2008)
Humidity	69 ^%	92.6 ^%	42.9 ^%		26 ^% (2008)
Barometer	1016.6 ^hPa	1018.6 ^hPa	1014.6 ^hPa	1025.1 ^hPa (2013)	1008.5 ^hPa (2012)
Wind Speed	8.7 ^km/h	20.9 ^km/h		50.1 ^km/h (1997)
Wind Gust		40.7 ^km/h		101.9 ^km/h (1997)
Precipitation	19.81 ^mm			148.59 ^mm (1997)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	S (180.1 °)

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

Total Years on Record: 20

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