DULLES, VIRGINIA

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

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DAILY WEATHER AVERAGE - 16 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	13.2 ^°C	19.3 ^°C	7.9 ^°C	25.6 ^°C (2008)	1.7 ^°C (1998)
Dewpoint	7.5 ^°C	10 ^°C	4.5 ^°C	17.2 ^°C (2008)	-1.1 ^°C (2015)
Humidity	71.7 ^%	90 ^%	49.7 ^%		29 ^% (1995)
Barometer	1016.3 ^hPa	1019.6 ^hPa	1013.2 ^hPa	1031.5 ^hPa (1998)	1000.7 ^hPa (2004)
Wind Speed	11.4 ^km/h	22.7 ^km/h		40.7 ^km/h (2010)
Wind Gust		43 ^km/h		62.9 ^km/h (2010)
Precipitation	17.27 ^mm			65.28 ^mm (2002)

Weather Element	Average
Visibility	15.6 ^km
Wind Direction	SSW (208.7 °)

Total Years on Record: 20

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