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United States of America

DECATUR, ILLINOIS


Home > North America > United States > Illinois
Elevation: 680 feet     Latitude: 39 50N     Longitude: 088 52W

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DAILY WEATHER AVERAGE - OCTOBER 18
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 52.6 °F 63.1 °F 42.2 °F 82 °F (2007) 30 °F (2015)
Dewpoint 40.6 °F 45.3 °F 35.2 °F 64.4 °F (2007) 21.9 °F (2002)
Humidity 67.4 % 89.7 % 45 % 24 % (2002)
Barometer 30.03 in 30.10 in 29.92 in 30.41 in (2009) 29.32 in (2007)
Wind Speed 9 mph 17.4 mph 32.2 mph (2002)
Wind Gust 27.4 mph 42.6 mph (2007)
Precipitation 1.31 in 3.56 in (2004)
Weather ElementAverage
Visibility10.4 mi
Wind DirectionS (177 °)
Weather ElementTotal
Heating Degree Days14.3 (Base 18.3)
Cooling Degree Days4.5 (Base 18.3)
Growing Degree Days6.3 (Base 10)
Total Years on Record: 20
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