DES PLAINES, ILLINOIS

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Elevation: 198 meters Latitude: 42 00N Longitude: 087 54W

WEATHER

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DAILY WEATHER AVERAGE - 1 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	1.1 ^°C	4.5 ^°C	-2.8 ^°C	16.1 ^°C (2012)	-9.4 ^°C (2002)
Dewpoint	-3.9 ^°C	-0.7 ^°C	-7.6 ^°C	11 ^°C (2012)	-20.6 ^°C (2003)
Humidity	71.9 ^%	87.5 ^%	55.1 ^%		27 ^% (2003)
Barometer	1017.9 ^hPa	1023.4 ^hPa	1012.2 ^hPa	1040 ^hPa (2014)	991.2 ^hPa (2008)
Wind Speed	17.1 ^km/h	29 ^km/h		40.7 ^km/h (1999)
Wind Gust		42.8 ^km/h		61.2 ^km/h (2008)
Precipitation	17.27 ^mm			65.79 ^mm (2006)

Weather Element	Average
Visibility	12.4 ^km
Wind Direction	SSW (213.9 °)

Weather Element	Total
Heating Degree Days	17.5 (Base 18.3)

Total Years on Record: 21

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