GRAFTON, ILLINOIS

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

WEATHER

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DAILY WEATHER AVERAGE - 23 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-1.8 ^°C	2.8 ^°C	-6.6 ^°C	19.4 ^°C (2002)	-20 ^°C (2003)
Dewpoint	-6.1 ^°C	-2.7 ^°C	-9.5 ^°C	12.8 ^°C (2002)	-23.9 ^°C (2008)
Humidity	74.5 ^%	90 ^%	58.1 ^%		33 ^% (2008)
Barometer	1021 ^hPa	1026.4 ^hPa	1015.2 ^hPa	1042 ^hPa (2014)	993.2 ^hPa (2010)
Wind Speed	14.2 ^km/h	25.4 ^km/h		50.1 ^km/h (2012)
Wind Gust		39.3 ^km/h		70.3 ^km/h (2012)
Precipitation	20.57 ^mm			44.45 ^mm (1999)

Weather Element	Average
Visibility	13.2 ^km
Wind Direction	SSW (213.1 °)

Weather Element	Total
Heating Degree Days	20.2 (Base 18.3)
Growing Degree Days	2.5 (Base 10)

Total Years on Record: 18

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