VANDALIA, ILLINOIS

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

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DAILY WEATHER AVERAGE - 21 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	24.2 ^°C	30.1 ^°C	18.6 ^°C	36 ^°C (2003)	13 ^°C (2004)
Dewpoint	18.6 ^°C	21.2 ^°C	15.9 ^°C	25.6 ^°C (2014)	6.3 ^°C (2012)
Humidity	73.9 ^%	94.3 ^%	47 ^%		24 ^% (2012)
Barometer	1016.9 ^hPa	1018.6 ^hPa	1014.9 ^hPa	1021.3 ^hPa (2013)	1008.1 ^hPa (2010)
Wind Speed	6.9 ^km/h	19.5 ^km/h		53.8 ^km/h (2010)
Wind Gust		37 ^km/h		72.3 ^km/h (2010)
Precipitation	20.57 ^mm			32.77 ^mm (2010)

Weather Element	Average
Visibility	14.2 ^km
Wind Direction	ESE (124.1 °)

Weather Element	Total
Cooling Degree Days	6 (Base 18.3)
Growing Degree Days	14.3 (Base 10)

Total Years on Record: 14

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