JOLIET, ILLINOIS

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Elevation: 177 meters Latitude: 41 31N Longitude: 088 10W

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DAILY WEATHER AVERAGE - 30 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-3.9 ^°C	-0.2 ^°C	-7.8 ^°C	12.5 ^°C (2012)	-22 ^°C (2004)
Dewpoint	-7.9 ^°C	-4.1 ^°C	-11.5 ^°C	10.6 ^°C (2013)	-26 ^°C (2014)
Humidity	75.5 ^%	88.3 ^%	61.8 ^%		45 ^% (2012)
Barometer	1016.9 ^hPa	1021.3 ^hPa	1012.2 ^hPa	1034.2 ^hPa (2015)	989.2 ^hPa (2013)
Wind Speed	12.4 ^km/h	26.4 ^km/h		50.1 ^km/h (2014)
Wind Gust		36.9 ^km/h		66.6 ^km/h (2014)
Precipitation	15.75 ^mm			18.03 ^mm (2013)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	SSE (169.4 °)

Weather Element	Total
Heating Degree Days	22.3 (Base 18.3)

Total Years on Record: 15

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