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United States of America

DECATUR, ILLINOIS


Home > North America > United States > Illinois
Elevation: 207 meters     Latitude: 39 50N     Longitude: 088 52W

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DAILY WEATHER AVERAGE - 16 SEPTEMBER
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[ °F ]   °C
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 17.8 °C 23.6 °C 12.4 °C 31 °C (1997) 5 °C (2000)
Dewpoint 12.3 °C 14.6 °C 9.6 °C 22 °C (1997) 1.1 °C (2007)
Humidity 73 % 93 % 45.8 % 27 % (2007)
Barometer 1019 hPa 1021.7 hPa 1016.6 hPa 1028.8 hPa (2011) 1006.8 hPa (1996)
Wind Speed 11.4 km/h 20.8 km/h 31.5 km/h (2010)
Wind Gust 37.3 km/h 46.3 km/h (2010)
Precipitation 0.25 mm 0.25 mm (2008)
Weather ElementAverage
Visibility14.5 km
Wind DirectionESE (125 °)
Weather ElementTotal
Heating Degree Days3 (Base 18.3)
Cooling Degree Days2.7 (Base 18.3)
Growing Degree Days8 (Base 10)
Total Years on Record: 19
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