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United States of America

WASHINGTON, DISTRICT OF COLUMBIA


Home > North America > United States > District of Columbia
Elevation: 10 feet     Latitude: 38 51N     Longitude: 077 02W

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DAILY WEATHER AVERAGE - SEPTEMBER 22
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 70.4 °F 79.2 °F 62.3 °F 93.9 °F (2010) 48.9 °F (1999)
Dewpoint 59.6 °F 63.9 °F 54.1 °F 73.4 °F (1998) 39.9 °F (2004)
Humidity 71 % 88.4 % 49.7 % 30 % (2004)
Barometer 30.05 in 30.13 in 29.98 in 30.38 in (2008) 29.67 in (1996)
Wind Speed 8.6 mph 15 mph 24.2 mph (1998)
Wind Gust 25.2 mph 31.1 mph (1998)
Precipitation 5.16 in 11.36 in (1998)
Weather ElementAverage
Visibility9.3 mi
Wind DirectionSSW (193.2 °)
Weather ElementTotal
Heating Degree Days4.3 (Base 18.3)
Cooling Degree Days8.2 (Base 18.3)
Growing Degree Days20.8 (Base 10)
Total Years on Record: 21
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