SARNIA, ONTARIO

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Elevation: 181 meters Latitude: 43 00N Longitude: 082 18W

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DAILY WEATHER AVERAGE - 4 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	1.7 ^°C	4.7 ^°C	-3.2 ^°C	16 ^°C (2012)	-15 ^°C (2002)
Dewpoint	-1.6 ^°C	1.4 ^°C	-6.2 ^°C	13 ^°C (2012)	-18.3 ^°C (2003)
Humidity	79.5 ^%	92.4 ^%	64 ^%		36 ^% (2003)
Barometer	1019.3 ^hPa	1023.7 ^hPa	1013.9 ^hPa	1036.6 ^hPa (2015)	1000.3 ^hPa (2010)
Wind Speed	16.1 ^km/h	26.1 ^km/h		44.4 ^km/h (2010)
Wind Gust		43.6 ^km/h		57.5 ^km/h (2007)
Precipitation	---			--- ()

Weather Element	Average
Visibility	15 ^km
Wind Direction	SW (223.6 °)

Weather Element	Total
Heating Degree Days	17.6 (Base 18.3)
Growing Degree Days	1.5 (Base 10)

Total Years on Record: 21

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