MOUNT VERNON, ILLINOIS

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Elevation: 144 meters Latitude: 38 19N Longitude: 088 51W

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DAILY WEATHER AVERAGE - 21 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.3 ^°C	30.8 ^°C	16.1 ^°C	36 ^°C (2007)	(2012)
Dewpoint	17.3 ^°C	19.9 ^°C	15.2 ^°C	24 ^°C (2003)	9 ^°C (2005)
Humidity	71.2 ^%	91.8 ^%	44.6 ^%		31 ^% (2005)
Barometer	1017.9 ^hPa	1019.6 ^hPa	1016.3 ^hPa	1025.7 ^hPa (1998)	1008.5 ^hPa (2010)
Wind Speed	6.9 ^km/h	18 ^km/h		31.5 ^km/h (2009)
Wind Gust		31.9 ^km/h		44.4 ^km/h (2009)
Precipitation	54.36 ^mm			108.2 ^mm (2010)

Weather Element	Average
Visibility	14.6 ^km
Wind Direction	ESE (99.6 °)

Total Years on Record: 20

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