VANDALIA, ILLINOIS

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Elevation: 163 meters Latitude: 38 58N Longitude: 089 10W

WEATHER

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DAILY WEATHER AVERAGE - 20 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	2.6 ^°C	5.9 ^°C	-1.5 ^°C	18.1 ^°C (2013)	-11 ^°C (2005)
Dewpoint	-2.2 ^°C	0.7 ^°C	-4.6 ^°C	15.3 ^°C (2013)	-14 ^°C (2004)
Humidity	73.6 ^%	88.3 ^%	57.9 ^%		30 ^% (2004)
Barometer	1018.6 ^hPa	1022.7 ^hPa	1014.9 ^hPa	1031.2 ^hPa (2005)	1005.8 ^hPa (2004)
Wind Speed	12.4 ^km/h	24.5 ^km/h		42.6 ^km/h (2008)
Wind Gust		41 ^km/h		53.8 ^km/h (2008)
Precipitation	3.3 ^mm			7.11 ^mm (2006)

Weather Element	Average
Visibility	13 ^km
Wind Direction	SSE (152.8 °)

Weather Element	Total
Heating Degree Days	16.1 (Base 18.3)
Growing Degree Days	1.6 (Base 10)

Total Years on Record: 14

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