WESTVILLE, ILLINOIS

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Elevation: 634 feet Latitude: 40 04N Longitude: 087 30W

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DAILY WEATHER AVERAGE - DECEMBER 18

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	32.1 ^°F	38.3 ^°F	25.1 ^°F	53.6 ^°F (2002)	10 ^°F (2013)
Dewpoint	26.2 ^°F	31.1 ^°F	21.1 ^°F	46.4 ^°F (2002)	3.2 ^°F (2013)
Humidity	79.7 ^%	91.9 ^%	66.4 ^%		47 ^% (2007)
Barometer	30.05 ⁱⁿ	30.15 ⁱⁿ	29.94 ⁱⁿ	30.60 ⁱⁿ (2005)	29.60 ⁱⁿ (2012)
Wind Speed	8.7 ^mph	16.6 ^mph		29.9 ^mph (2002)
Wind Gust		29.1 ^mph		42.6 ^mph (2002)
Precipitation	0.26 ⁱⁿ			0.78 ⁱⁿ (2002)

Weather Element	Average
Visibility	8.2 ^mi
Wind Direction	SSW (188.6 °)

Weather Element	Total
Heating Degree Days	33.3 (Base 18.3)

Total Years on Record: 15

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