ROCK ISLAND, ILLINOIS

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Elevation: 190 meters Latitude: 41 34N Longitude: 090 25W

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DAILY WEATHER AVERAGE - 31 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-3.4 ^°C	0.1 ^°C	-7.9 ^°C	13.9 ^°C (2012)	-25.6 ^°C (2004)
Dewpoint	-6.5 ^°C	-3.4 ^°C	-10.8 ^°C	8.3 ^°C (2012)	-28.9 ^°C (2008)
Humidity	80 ^%	90 ^%	65.7 ^%		51 ^% (2008)
Barometer	1016.9 ^hPa	1022.4 ^hPa	1012.9 ^hPa	1030.1 ^hPa (1999)	999.7 ^hPa (2016)
Wind Speed	18.7 ^km/h	29.6 ^km/h		46.3 ^km/h (2013)
Wind Gust		43 ^km/h		59.2 ^km/h (2013)
Precipitation	6.86 ^mm			21.84 ^mm (2015)

Weather Element	Average
Visibility	10.1 ^km
Wind Direction	SSW (189.7 °)

Weather Element	Total
Heating Degree Days	22.2 (Base 18.3)

Total Years on Record: 20

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