NAPERVILLE, ILLINOIS

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

WEATHER

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DAILY WEATHER AVERAGE - 30 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	24.3 ^°C	29.2 ^°C	19.2 ^°C	37.8 ^°C (1999)	12.2 ^°C (2003)
Dewpoint	16.8 ^°C	19.1 ^°C	13.3 ^°C	27.8 ^°C (1999)	-2.2 ^°C (2001)
Humidity	65.5 ^%	87.9 ^%	42.8 ^%		20 ^% (2001)
Barometer	1015.6 ^hPa	1016.9 ^hPa	1013.9 ^hPa	1028.4 ^hPa (1997)	1004.1 ^hPa (1999)
Wind Speed	10.9 ^km/h	21.2 ^km/h		35.2 ^km/h (2015)
Wind Gust		36 ^km/h		44.4 ^km/h (2015)
Precipitation	4.06 ^mm			7.11 ^mm (2000)

Weather Element	Average
Visibility	15.3 ^km
Wind Direction	SSE (164.2 °)

Weather Element	Total
Cooling Degree Days	5.9 (Base 18.3)
Growing Degree Days	14.2 (Base 10)

Total Years on Record: 20

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