DECATUR, ILLINOIS

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Elevation: 207 meters Latitude: 39 50N Longitude: 088 52W

WEATHER

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DAILY WEATHER AVERAGE - 30 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	12.2 ^°C	17.9 ^°C	5.9 ^°C	24 ^°C (1999)	-1.7 ^°C (2008)
Dewpoint	6.2 ^°C	10 ^°C	1.7 ^°C	18.3 ^°C (2009)	-6 ^°C (2010)
Humidity	68.9 ^%	85.5 ^%	50.1 ^%		27 ^% (2010)
Barometer	1017.3 ^hPa	1020.7 ^hPa	1013.9 ^hPa	1031.2 ^hPa (2001)	996.3 ^hPa (1996)
Wind Speed	20.6 ^km/h	30.4 ^km/h		51.8 ^km/h (2006)
Wind Gust		52.3 ^km/h		64.9 ^km/h (2006)
Precipitation	20.57 ^mm			97.28 ^mm (2009)

Weather Element	Average
Visibility	16.4 ^km
Wind Direction	S (175.4 °)

Weather Element	Total
Heating Degree Days	6.4 (Base 18.3)
Growing Degree Days	4.1 (Base 10)

Total Years on Record: 20

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