SUMNER, ILLINOIS

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Elevation: 142 meters Latitude: 38 48N Longitude: 087 56W

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DAILY WEATHER AVERAGE - 9 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	25.4 ^°C	32.9 ^°C	20.1 ^°C	48 ^°C (2003)	15 ^°C (2002)
Dewpoint	19.6 ^°C	22.7 ^°C	16.9 ^°C	29 ^°C (2003)	8 ^°C (2003)
Humidity	74.1 ^%	91.9 ^%	49.3 ^%		23 ^% (2003)
Barometer	1014.9 ^hPa	1016.6 ^hPa	1012.9 ^hPa	1022.7 ^hPa (2002)	1005.8 ^hPa (2011)
Wind Speed	5 ^km/h	15.8 ^km/h		22.2 ^km/h (2012)
Wind Gust		30.9 ^km/h		42.6 ^km/h (2015)
Precipitation	17.27 ^mm			30.23 ^mm (2006)

Weather Element	Average
Visibility	12.2 ^km
Wind Direction	ESE (113.8 °)

Weather Element	Total
Cooling Degree Days	8.1 (Base 18.3)
Growing Degree Days	16.4 (Base 10)

Total Years on Record: 15

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