SARNIA, ONTARIO

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

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DAILY WEATHER AVERAGE - 30 APRIL

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	11.2 ^°C	15.4 ^°C	4.3 ^°C	26 ^°C (2010)	(2014)
Dewpoint	4.5 ^°C	7.5 ^°C	0.1 ^°C	15 ^°C (2010)	-8.3 ^°C (2001)
Humidity	66.7 ^%	84 ^%	44.7 ^%		18 ^% (2001)
Barometer	1015.2 ^hPa	1019.6 ^hPa	1011.9 ^hPa	1038.6 ^hPa (2014)	997 ^hPa (1996)
Wind Speed	17.9 ^km/h	31.4 ^km/h		53.8 ^km/h (2009)
Wind Gust		44.6 ^km/h		68.6 ^km/h (2009)
Precipitation	---			--- ()

Weather Element	Average
Visibility	17.5 ^km
Wind Direction	S (178.3 °)

Weather Element	Total
Heating Degree Days	8.5 (Base 18.3)
Growing Degree Days	3.9 (Base 10)

Total Years on Record: 20

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