ROCK ISLAND, ILLINOIS

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

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DAILY WEATHER AVERAGE - 11 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	15.4 ^°C	20.9 ^°C	10.3 ^°C	33.3 ^°C (2011)	3.9 ^°C (2009)
Dewpoint	9.4 ^°C	12.8 ^°C	5.4 ^°C	22.2 ^°C (2000)	-5.6 ^°C (2009)
Humidity	70.7 ^%	89.3 ^%	48.4 ^%		28 ^% (2009)
Barometer	1011.5 ^hPa	1016.6 ^hPa	1007.8 ^hPa	1025.7 ^hPa (2002)	991.5 ^hPa (2008)
Wind Speed	23.7 ^km/h	39.8 ^km/h		66.6 ^km/h (2003)
Wind Gust		56.2 ^km/h		81.4 ^km/h (2003)
Precipitation	31.75 ^mm			111.51 ^mm (2002)

Weather Element	Average
Visibility	12.7 ^km
Wind Direction	SSW (194.9 °)

Total Years on Record: 18

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