DECATUR, ILLINOIS

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

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DAILY WEATHER AVERAGE - 21 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.7 ^°C	23.2 ^°C	11.8 ^°C	30.6 ^°C (2004)	0.6 ^°C (2002)
Dewpoint	10.6 ^°C	13.1 ^°C	7.7 ^°C	21.7 ^°C (2004)	-2.2 ^°C (2007)
Humidity	66.3 ^%	88.7 ^%	43.2 ^%		23 ^% (2007)
Barometer	1015.6 ^hPa	1018.3 ^hPa	1013.2 ^hPa	1031.5 ^hPa (2002)	997 ^hPa (2001)
Wind Speed	15 ^km/h	24.6 ^km/h		37 ^km/h (2013)
Wind Gust		36.9 ^km/h		51.8 ^km/h (2013)
Precipitation	13.46 ^mm			30.99 ^mm (2010)

Weather Element	Average
Visibility	17.2 ^km
Wind Direction	S (177 °)

Total Years on Record: 20

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