MCHENRY, ILLINOIS

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

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DAILY WEATHER AVERAGE - 18 FEBRUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-2.1 ^°C	1.9 ^°C	-7.6 ^°C	13 ^°C (1997)	-21.1 ^°C (2015)
Dewpoint	-7 ^°C	-4.2 ^°C	-8.8 ^°C	7 ^°C (2013)	-26.7 ^°C (1996)
Humidity	67.4 ^%	82.7 ^%	51.5 ^%		29 ^% (1996)
Barometer	1016.9 ^hPa	1022 ^hPa	1012.2 ^hPa	1042.7 ^hPa (2006)	993.9 ^hPa (2009)
Wind Speed	18.3 ^km/h	28.8 ^km/h		46.3 ^km/h (1997)
Wind Gust		42.6 ^km/h		57.5 ^km/h (2014)
Precipitation	8.64 ^mm			14.99 ^mm (2013)

Weather Element	Average
Visibility	16.6 ^km
Wind Direction	SSW (205.3 °)

Weather Element	Total
Heating Degree Days	21.2 (Base 18.3)

Total Years on Record: 22

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