MACKINAW, ILLINOIS

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Elevation: 198 meters Latitude: 40 32N Longitude: 089 21W

WEATHER

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DAILY WEATHER AVERAGE - 4 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	1.6 ^°C	5.5 ^°C	-2.5 ^°C	20 ^°C (1998)	-16.1 ^°C (2006)
Dewpoint	-2.3 ^°C	1.1 ^°C	-5.5 ^°C	15 ^°C (1998)	-16.1 ^°C (2012)
Humidity	77 ^%	89 ^%	61.9 ^%		31 ^% (2012)
Barometer	1020.7 ^hPa	1025.1 ^hPa	1015.9 ^hPa	1036.6 ^hPa (2015)	999 ^hPa (2013)
Wind Speed	12.9 ^km/h	23.2 ^km/h		40.7 ^km/h (2000)
Wind Gust		39.8 ^km/h		59.2 ^km/h (2000)
Precipitation	11.68 ^mm			70.36 ^mm (1999)

Weather Element	Average
Visibility	12.6 ^km
Wind Direction	S (180.1 °)

Weather Element	Total
Heating Degree Days	16.9 (Base 18.3)
Growing Degree Days	6.2 (Base 10)

Total Years on Record: 21

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