MCHENRY, ILLINOIS

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Elevation: 230 meters Latitude: 42 21N Longitude: 088 16W

WEATHER

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DAILY WEATHER AVERAGE - 28 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	7.9 ^°C	12.1 ^°C	3.3 ^°C	21.7 ^°C (1999)	-2 ^°C (1997)
Dewpoint	2.7 ^°C	5.7 ^°C	-0.6 ^°C	14.4 ^°C (2004)	-8.3 ^°C (2006)
Humidity	71.8 ^%	88.9 ^%	53.2 ^%		26 ^% (2006)
Barometer	1017.9 ^hPa	1021.3 ^hPa	1012.9 ^hPa	1036.6 ^hPa (2007)	984.1 ^hPa (1997)
Wind Speed	14 ^km/h	24.1 ^km/h		38.9 ^km/h (2001)
Wind Gust		40.9 ^km/h		55.5 ^km/h (2006)
Precipitation	3.56 ^mm			18.03 ^mm (2015)

Weather Element	Average
Visibility	14.5 ^km
Wind Direction	SSE (170.8 °)

Weather Element	Total
Heating Degree Days	10.7 (Base 18.3)
Growing Degree Days	1.9 (Base 10)

Total Years on Record: 21

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