NAPERVILLE, ILLINOIS

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

WEATHER

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DAILY WEATHER AVERAGE - 22 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-4.5 ^°C	-1.2 ^°C	-8.2 ^°C	12.2 ^°C (2002)	-18.3 ^°C (2013)
Dewpoint	-6.8 ^°C	-5.1 ^°C	-9.4 ^°C	7.8 ^°C (1999)	-24.4 ^°C (2002)
Humidity	77 ^%	87.3 ^%	64.4 ^%		31 ^% (2002)
Barometer	1017.6 ^hPa	1022.4 ^hPa	1013.2 ^hPa	1032.8 ^hPa (2006)	997.6 ^hPa (2012)
Wind Speed	17.2 ^km/h	28.5 ^km/h		46.3 ^km/h (2005)
Wind Gust		42.8 ^km/h		64.9 ^km/h (2005)
Precipitation	4.57 ^mm			12.95 ^mm (2012)

Weather Element	Average
Visibility	10.1 ^km
Wind Direction	SSW (216.5 °)

Weather Element	Total
Heating Degree Days	23 (Base 18.3)

Total Years on Record: 22

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