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United States of America

WASHINGTON, DISTRICT OF COLUMBIA


Home > North America > United States > District of Columbia
Elevation: 3 meters     Latitude: 38 51N     Longitude: 077 02W

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DAILY WEATHER AVERAGE - 22 SEPTEMBER
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[ °F ]   °C
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 21.3 °C 26.2 °C 16.8 °C 34.4 °C (2010) 9.4 °C (1999)
Dewpoint 15.3 °C 17.7 °C 12.3 °C 23 °C (1998) 4.4 °C (2004)
Humidity 71 % 88.4 % 49.7 % 30 % (2004)
Barometer 1017.6 hPa 1020.3 hPa 1015.2 hPa 1028.8 hPa (2008) 1004.7 hPa (1996)
Wind Speed 13.8 km/h 24.1 km/h 38.9 km/h (1998)
Wind Gust 40.6 km/h 50.1 km/h (1998)
Precipitation 131.06 mm 288.54 mm (1998)
Weather ElementAverage
Visibility15 km
Wind DirectionSSW (193.2 °)
Weather ElementTotal
Heating Degree Days2.4 (Base 18.3)
Cooling Degree Days4.6 (Base 18.3)
Growing Degree Days11.6 (Base 10)
Total Years on Record: 21
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