GREENFIELD, ILLINOIS

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Elevation: 170 meters Latitude: 39 20N Longitude: 090 12W

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DAILY WEATHER AVERAGE - 20 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	1.2 ^°C	4.6 ^°C	-3.1 ^°C	13.1 ^°C (2015)	-12.5 ^°C (2008)
Dewpoint	-2.6 ^°C	0.6 ^°C	-6.2 ^°C	11.8 ^°C (2013)	-17 ^°C (2015)
Humidity	77.7 ^%	88.5 ^%	66.9 ^%		39 ^% (2001)
Barometer	1016.9 ^hPa	1021.7 ^hPa	1013.2 ^hPa	1029.5 ^hPa (2005)	1002 ^hPa (2004)
Wind Speed	15.1 ^km/h	29.3 ^km/h		50.1 ^km/h (2008)
Wind Gust		44.6 ^km/h		62.9 ^km/h (2008)
Precipitation	5.59 ^mm			18.03 ^mm (2011)

Weather Element	Average
Visibility	12.4 ^km
Wind Direction	SSE (168.7 °)

Weather Element	Total
Heating Degree Days	17.6 (Base 18.3)

Total Years on Record: 14

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