NAPERVILLE, ILLINOIS

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Elevation: 209 meters Latitude: 41 49N Longitude: 088 04W

WEATHER

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DAILY WEATHER AVERAGE - 17 FEBRUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-2.1 ^°C	1.4 ^°C	-6.1 ^°C	13.3 ^°C (2011)	-15.6 ^°C (2006)
Dewpoint	-7 ^°C	-4.2 ^°C	-9.4 ^°C	11 ^°C (2011)	-18.9 ^°C (1995)
Humidity	70.4 ^%	85.2 ^%	53.2 ^%		29 ^% (1995)
Barometer	1017.9 ^hPa	1023.4 ^hPa	1012.9 ^hPa	1038.3 ^hPa (2006)	983.7 ^hPa (2008)
Wind Speed	18.2 ^km/h	29.8 ^km/h		40.7 ^km/h (1998)
Wind Gust		42.6 ^km/h		59.2 ^km/h (2011)
Precipitation	22.35 ^mm			51.56 ^mm (2008)

Weather Element	Average
Visibility	13.5 ^km
Wind Direction	SSW (210.5 °)

Weather Element	Total
Heating Degree Days	20.7 (Base 18.3)
Growing Degree Days	0.7 (Base 10)

Total Years on Record: 22

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