GRAFTON, ILLINOIS

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Elevation: 122 meters Latitude: 38 58N Longitude: 090 26W

WEATHER

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DAILY WEATHER AVERAGE - 9 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	1.4 ^°C	6.2 ^°C	-3.1 ^°C	14.4 ^°C (2003)	-15 ^°C (2005)
Dewpoint	-2.2 ^°C	1.3 ^°C	-6 ^°C	12.8 ^°C (2003)	-17.2 ^°C (2002)
Humidity	78.2 ^%	91.6 ^%	60.6 ^%		33 ^% (2002)
Barometer	1019.6 ^hPa	1024.4 ^hPa	1014.6 ^hPa	1034.5 ^hPa (2005)	988.1 ^hPa (2009)
Wind Speed	13.4 ^km/h	24.8 ^km/h		66.6 ^km/h (2009)
Wind Gust		46 ^km/h		85.1 ^km/h (2009)
Precipitation	23.11 ^mm			53.09 ^mm (2007)

Weather Element	Average
Visibility	12.9 ^km
Wind Direction	SSE (168.9 °)

Weather Element	Total
Heating Degree Days	16.8 (Base 18.3)
Growing Degree Days	0.7 (Base 10)

Total Years on Record: 18

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