JOLIET, ILLINOIS

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

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DAILY WEATHER AVERAGE - 18 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-6.2 ^°C	-2.2 ^°C	-11.1 ^°C	5.6 ^°C (2013)	-18.6 ^°C (2016)
Dewpoint	-9.9 ^°C	-5.4 ^°C	-14.1 ^°C	1 ^°C (2011)	-23.5 ^°C (2006)
Humidity	75.8 ^%	88.5 ^%	64.7 ^%		48 ^% (2006)
Barometer	1017.3 ^hPa	1022 ^hPa	1011.5 ^hPa	1043 ^hPa (2005)	1002 ^hPa (2006)
Wind Speed	12.1 ^km/h	24 ^km/h		38.9 ^km/h (2013)
Wind Gust		39.1 ^km/h		55.5 ^km/h (2013)
Precipitation	1.02 ^mm			1.02 ^mm (2011)

Weather Element	Average
Visibility	13.4 ^km
Wind Direction	SSW (212.3 °)

Weather Element	Total
Heating Degree Days	24.9 (Base 18.3)

Total Years on Record: 15

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