DES PLAINES, ILLINOIS

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

WEATHER

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DAILY WEATHER AVERAGE - 31 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	24.6 ^°C	29.5 ^°C	19.6 ^°C	37 ^°C (2006)	13.3 ^°C (1997)
Dewpoint	14.9 ^°C	18.2 ^°C	12.1 ^°C	25 ^°C (2006)	-7 ^°C (1995)
Humidity	60.6 ^%	84.9 ^%	38.9 ^%		12 ^% (1995)
Barometer	1015.9 ^hPa	1017.6 ^hPa	1013.9 ^hPa	1028.8 ^hPa (1997)	1003.4 ^hPa (1999)
Wind Speed	10.9 ^km/h	22.4 ^km/h		35.2 ^km/h (2008)
Wind Gust		37.8 ^km/h		57.5 ^km/h (2015)
Precipitation	34.04 ^mm			153.42 ^mm (2010)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	S (178.6 °)

Weather Element	Total
Cooling Degree Days	6.2 (Base 18.3)
Growing Degree Days	14.6 (Base 10)

Total Years on Record: 21

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