GRAND TOWER, ILLINOIS

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Elevation: 370 feet Latitude: 37 40N Longitude: 089 31W

WEATHER

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DAILY WEATHER AVERAGE - FEBRUARY 15

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	38.7 ^°F	46.5 ^°F	29.4 ^°F	69.1 ^°F (2005)	12 ^°F (2007)
Dewpoint	29 ^°F	34.9 ^°F	23.6 ^°F	51.1 ^°F (2005)	3.9 ^°F (2011)
Humidity	70.3 ^%	86.8 ^%	54.7 ^%		34 ^% (2011)
Barometer	30.12 ⁱⁿ	30.21 ⁱⁿ	30.00 ⁱⁿ	30.43 ⁱⁿ (1997)	29.73 ⁱⁿ (2003)
Wind Speed	9.3 ^mph	16.7 ^mph		27.6 ^mph (2005)
Wind Gust		27.6 ^mph		38 ^mph (1999)
Precipitation	0.42 ⁱⁿ			0.76 ⁱⁿ (2001)

Weather Element	Average
Visibility	8.5 ^mi
Wind Direction	SSW (188.3 °)

Weather Element	Total
Heating Degree Days	27.1 (Base 18.3)
Growing Degree Days	3.8 (Base 10)

Total Years on Record: 19

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