NAPERVILLE, ILLINOIS

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

WEATHER

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DAILY WEATHER AVERAGE - 29 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.8 ^°C	28.8 ^°C	18.6 ^°C	35.6 ^°C (1999)	12.2 ^°C (2003)
Dewpoint	16.4 ^°C	18.9 ^°C	13.6 ^°C	26.7 ^°C (1999)	7.2 ^°C (2015)
Humidity	66.4 ^%	88.4 ^%	42.5 ^%		27 ^% (1998)
Barometer	1015.2 ^hPa	1017.3 ^hPa	1013.2 ^hPa	1025.7 ^hPa (1997)	1003.7 ^hPa (1999)
Wind Speed	11.9 ^km/h	23.7 ^km/h		40.7 ^km/h (2014)
Wind Gust		39.4 ^km/h		57.5 ^km/h (2011)
Precipitation	11.43 ^mm			50.29 ^mm (2011)

Weather Element	Average
Visibility	15.6 ^km
Wind Direction	SSE (163.4 °)

Weather Element	Total
Cooling Degree Days	5.3 (Base 18.3)
Growing Degree Days	13.7 (Base 10)

Total Years on Record: 21

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