DULLES, VIRGINIA

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

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DAILY WEATHER AVERAGE - 5 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	16 ^°C	21.9 ^°C	10.1 ^°C	28.9 ^°C (2001)	3.3 ^°C (2005)
Dewpoint	9.6 ^°C	12.6 ^°C	6.6 ^°C	20.6 ^°C (2000)	-3.9 ^°C (1997)
Humidity	69.7 ^%	94.1 ^%	45.3 ^%		22 ^% (1997)
Barometer	1018.3 ^hPa	1020.7 ^hPa	1015.6 ^hPa	1033.2 ^hPa (2005)	1006.8 ^hPa (2006)
Wind Speed	9.5 ^km/h	21.2 ^km/h		33.3 ^km/h (2011)
Wind Gust		38 ^km/h		55.5 ^km/h (2011)
Precipitation	7.87 ^mm			23.88 ^mm (1998)

Weather Element	Average
Visibility	14 ^km
Wind Direction	S (175.2 °)

Total Years on Record: 20

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