DULLES, VIRGINIA

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

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DAILY WEATHER AVERAGE - 25 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	19.7 ^°C	24.8 ^°C	14.3 ^°C	31.1 ^°C (1995)	6.1 ^°C (2013)
Dewpoint	13.3 ^°C	16 ^°C	10.4 ^°C	22 ^°C (2004)	-1.7 ^°C (2008)
Humidity	69.7 ^%	90.4 ^%	48 ^%		27 ^% (2008)
Barometer	1015.9 ^hPa	1017.9 ^hPa	1013.9 ^hPa	1026.8 ^hPa (2007)	1000.7 ^hPa (2000)
Wind Speed	10.3 ^km/h	20.8 ^km/h		35.2 ^km/h (2013)
Wind Gust		36 ^km/h		51.8 ^km/h (2013)
Precipitation	30.23 ^mm			139.7 ^mm (1997)

Weather Element	Average
Visibility	14 ^km
Wind Direction	SSE (173.8 °)

Total Years on Record: 21

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