STREAMWOOD, ILLINOIS

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Elevation: 250 meters Latitude: 42 02N Longitude: 088 11W

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DAILY WEATHER AVERAGE - 21 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-2.9 ^°C	0.2 ^°C	-6 ^°C	11.1 ^°C (2015)	(2008)
Dewpoint	-5 ^°C	-2.8 ^°C	-5.6 ^°C	10 ^°C (2006)	-16.1 ^°C (2001)
Humidity	80.5 ^%	91 ^%	68.5 ^%		34 ^% (2001)
Barometer	1016.3 ^hPa	1020.7 ^hPa	1012.2 ^hPa	1029.8 ^hPa (1999)	1000.3 ^hPa (2012)
Wind Speed	18.2 ^km/h	29.6 ^km/h		53.8 ^km/h (2012)
Wind Gust		50.4 ^km/h		70.3 ^km/h (2012)
Precipitation	10.16 ^mm			30.73 ^mm (2015)

Weather Element	Average
Visibility	11.7 ^km
Wind Direction	SSW (199.7 °)

Weather Element	Total
Heating Degree Days	21.3 (Base 18.3)

Total Years on Record: 21

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