HARRISTOWN, ILLINOIS

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Elevation: 188 meters Latitude: 39 09N Longitude: 089 24W

WEATHER

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DAILY WEATHER AVERAGE - 18 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	0.3 ^°C	4.4 ^°C	-4.3 ^°C	14 ^°C (2002)	-14.4 ^°C (2010)
Dewpoint	-2.4 ^°C	0.4 ^°C	-5.9 ^°C	13 ^°C (2002)	-15.7 ^°C (2004)
Humidity	83.1 ^%	93.5 ^%	68.1 ^%		49 ^% (2004)
Barometer	1018.3 ^hPa	1021.3 ^hPa	1013.9 ^hPa	1037.9 ^hPa (2005)	1001 ^hPa (2002)
Wind Speed	10.3 ^km/h	24.3 ^km/h		51.8 ^km/h (2002)
Wind Gust		43.9 ^km/h		66.6 ^km/h (2002)
Precipitation	13.46 ^mm			62.48 ^mm (2002)

Weather Element	Average
Visibility	13 ^km
Wind Direction	SSE (169.4 °)

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

Total Years on Record: 14

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