ROCK ISLAND, ILLINOIS

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Elevation: 622 feet Latitude: 41 34N Longitude: 090 25W

WEATHER

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DAILY WEATHER AVERAGE - DECEMBER 4

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	32.2 ^°F	39.6 ^°F	24 ^°F	70 ^°F (1998)	-2 ^°F (2005)
Dewpoint	26.1 ^°F	32.3 ^°F	18.8 ^°F	57.9 ^°F (1998)	-6 ^°F (2012)
Humidity	79.2 ^%	90.4 ^%	64.3 ^%		31 ^% (2012)
Barometer	30.12 ⁱⁿ	30.26 ⁱⁿ	30.00 ⁱⁿ	30.58 ⁱⁿ (2008)	29.48 ⁱⁿ (2013)
Wind Speed	10.6 ^mph	17.3 ^mph		29.9 ^mph (2000)
Wind Gust		27.9 ^mph		35.7 ^mph (2000)
Precipitation	0.18 ⁱⁿ			0.48 ⁱⁿ (1999)

Weather Element	Average
Visibility	7.4 ^mi
Wind Direction	SSW (204.5 °)

Weather Element	Total
Heating Degree Days	33.2 (Base 18.3)
Growing Degree Days	11.5 (Base 10)

Total Years on Record: 20

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