ROCKFORD, ILLINOIS

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Elevation: 220 meters Latitude: 42 12N Longitude: 089 06W

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DAILY WEATHER AVERAGE - 21 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-3.7 ^°C	-0.6 ^°C	-7.2 ^°C	10 ^°C (2015)	(2008)
Dewpoint	-5.2 ^°C	-3.5 ^°C	-6.1 ^°C	8.9 ^°C (2015)	-12.8 ^°C (2001)
Humidity	80 ^%	91 ^%	68.5 ^%		39 ^% (2001)
Barometer	1017.3 ^hPa	1021.3 ^hPa	1012.9 ^hPa	1030.5 ^hPa (1999)	1002 ^hPa (2004)
Wind Speed	16.4 ^km/h	28.6 ^km/h		42.6 ^km/h (2008)
Wind Gust		46.5 ^km/h		66.6 ^km/h (2008)
Precipitation	6.86 ^mm			27.18 ^mm (2015)

Weather Element	Average
Visibility	10.9 ^km
Wind Direction	SSW (196.2 °)

Weather Element	Total
Heating Degree Days	22.3 (Base 18.3)

Total Years on Record: 21

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