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United States of America

DULLES, VIRGINIA


Home > North America > United States > Virginia
Elevation: 88 meters     Latitude: 38 57N     Longitude: 077 27W

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DAILY WEATHER AVERAGE - 30 MAY
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[ °F ]   °C
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 20.6 °C 26.8 °C 13.9 °C 35 °C (2006) 3.9 °C (1996)
Dewpoint 14.1 °C 17.2 °C 11.3 °C 22.8 °C (2013) 1.1 °C (2001)
Humidity 69.6 % 94.3 % 42.6 % 27 % (2001)
Barometer 1016.9 hPa 1018.6 hPa 1014.6 hPa 1025.1 hPa (2000) 1003 hPa (2003)
Wind Speed 8.2 km/h 19.5 km/h 31.5 km/h (2001)
Wind Gust 34.6 km/h 46.3 km/h (2001)
Precipitation 1.27 mm 3.81 mm (2013)
Weather ElementAverage
Visibility14.6 km
Wind DirectionSSW (193.1 °)
Weather ElementTotal
Heating Degree Days2.6 (Base 18.3)
Cooling Degree Days5.3 (Base 18.3)
Growing Degree Days10.4 (Base 10)
Total Years on Record: 21
WEATHER CONDITIONS BREAKOUT
WIND DIRECTION BREAKOUT




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