MATTOON, ILLINOIS

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Elevation: 219 meters Latitude: 39 28N Longitude: 088 17W

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DAILY WEATHER AVERAGE - 11 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	0.7 ^°C	5.1 ^°C	-3.6 ^°C	15 ^°C (2015)	-15.6 ^°C (2013)
Dewpoint	-2.1 ^°C	1.2 ^°C	-6.4 ^°C	13.9 ^°C (2015)	-18.9 ^°C (2009)
Humidity	82.4 ^%	92.7 ^%	65.5 ^%		37 ^% (2009)
Barometer	1020 ^hPa	1024 ^hPa	1016.3 ^hPa	1037.9 ^hPa (2013)	999.7 ^hPa (2000)
Wind Speed	15.1 ^km/h	26.9 ^km/h		59.2 ^km/h (2000)
Wind Gust		46.5 ^km/h		72.3 ^km/h (2000)
Precipitation	16.26 ^mm			30.48 ^mm (2000)

Weather Element	Average
Visibility	12.4 ^km
Wind Direction	SSW (205.2 °)

Weather Element	Total
Heating Degree Days	17.6 (Base 18.3)

Total Years on Record: 19

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