ROCK ISLAND, ILLINOIS

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

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DAILY WEATHER AVERAGE - 18 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	18.2 ^°C	24.6 ^°C	12.3 ^°C	31.1 ^°C (2007)	5 ^°C (2012)
Dewpoint	12.8 ^°C	15.2 ^°C	9.8 ^°C	22 ^°C (2015)	0 ^°C (2000)
Humidity	73.5 ^%	92.2 ^%	49 ^%		26 ^% (2000)
Barometer	1016.3 ^hPa	1019 ^hPa	1012.9 ^hPa	1026.8 ^hPa (1996)	1002 ^hPa (2002)
Wind Speed	13.4 ^km/h	25.3 ^km/h		51.8 ^km/h (2001)
Wind Gust		42.2 ^km/h		61.2 ^km/h (2001)
Precipitation	39.37 ^mm			236.73 ^mm (2015)

Weather Element	Average
Visibility	12.7 ^km
Wind Direction	SSE (144.8 °)

Total Years on Record: 20

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