ROCK ISLAND, ILLINOIS

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

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DAILY WEATHER AVERAGE - 21 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.6 ^°C	28.2 ^°C	18.8 ^°C	35 ^°C (2011)	10.6 ^°C (2000)
Dewpoint	19.3 ^°C	21.7 ^°C	16.6 ^°C	27.2 ^°C (2001)	9.4 ^°C (2011)
Humidity	78.3 ^%	93.5 ^%	59.1 ^%		36 ^% (2011)
Barometer	1014.6 ^hPa	1016.3 ^hPa	1012.5 ^hPa	1025.1 ^hPa (2007)	1004.1 ^hPa (2003)
Wind Speed	11.7 ^km/h	23.5 ^km/h		42.6 ^km/h (2008)
Wind Gust		42.5 ^km/h		64.9 ^km/h (2008)
Precipitation	38.86 ^mm			93.98 ^mm (2008)

Weather Element	Average
Visibility	12.9 ^km
Wind Direction	S (177 °)

Total Years on Record: 20

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