MATTOON, ILLINOIS

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

WEATHER

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DAILY WEATHER AVERAGE - 6 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	0.6 ^°C	3.6 ^°C	-3.4 ^°C	21.1 ^°C (1998)	-11.7 ^°C (2010)
Dewpoint	-2.3 ^°C	0.2 ^°C	-5.7 ^°C	17 ^°C (1998)	-14 ^°C (2009)
Humidity	81.8 ^%	92 ^%	67.1 ^%		52 ^% (2009)
Barometer	1021 ^hPa	1025.4 ^hPa	1017.3 ^hPa	1036.6 ^hPa (2014)	1002.7 ^hPa (2004)
Wind Speed	16.4 ^km/h	26.4 ^km/h		51.8 ^km/h (1998)
Wind Gust		43.5 ^km/h		74 ^km/h (1998)
Precipitation	6.35 ^mm			11.68 ^mm (2004)

Weather Element	Average
Visibility	12.7 ^km
Wind Direction	SSW (215.3 °)

Weather Element	Total
Heating Degree Days	18.2 (Base 18.3)
Growing Degree Days	1.9 (Base 10)

Total Years on Record: 19

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