DULLES, VIRGINIA

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

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DAILY WEATHER AVERAGE - 30 APRIL

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	14.7 ^°C	20.7 ^°C	8.3 ^°C	29.4 ^°C (2010)	4.4 ^°C (2006)
Dewpoint	7.6 ^°C	10.7 ^°C	3.8 ^°C	19.4 ^°C (1996)	-3.9 ^°C (2006)
Humidity	66.3 ^%	90.2 ^%	46.4 ^%		22 ^% (2006)
Barometer	1017.6 ^hPa	1021 ^hPa	1014.2 ^hPa	1031.8 ^hPa (2001)	1003 ^hPa (1996)
Wind Speed	11.3 ^km/h	23 ^km/h		33.3 ^km/h (2007)
Wind Gust		35.1 ^km/h		51.8 ^km/h (2007)
Precipitation	62.74 ^mm			278.64 ^mm (2014)

Weather Element	Average
Visibility	14.8 ^km
Wind Direction	S (175.5 °)

Total Years on Record: 21

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