SARNIA, ONTARIO

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Elevation: 594 feet Latitude: 43 00N Longitude: 082 18W

WEATHER

Monthly - Summary

CURRENT CONDITIONS

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MONTHLY - WEATHER AVERAGES SUMMARY [ Show All Data ]

[ °C ] °F

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46.6		22.3		24.1		33.3		43.7		54.9		64.4		69.6		68		61		49.8		39		27.9

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		54.9		28.9		30.9		40.6		52.5		64.9		74.5		79.3		77.5		70.3		58.5		45.7		34

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		38.1		16		17.1		25.7		34.7		44.4		54.3		59.9		58.6		51.3		41.2		32.4		21.9

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		33.3		2		1.9		2.5		3		2.8		3.4		2.9		3		3.7		2.6		3		2.7

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		147.1		14.6		12.4		13		13.2		11.6		10.9		10.7		10.3		11.3		11.3		13.3		14.4

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		102.4		59		66.9		78.1		88.2		91.2		102.4		99.1		100.2		93.9		84.9		73.9		64.4

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-20		-20		-16.4		-14.1		14		26.6		30		43		34.2		29.1		16		9		-10.5

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14.1		---		---		---		---		0.9		3.4		5.8		3		0.9		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		137.7		28.9		25.4		24.3		11.6		0.9		---		---		---		0.1		3.5		16.1		26.8

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		49.2		12.4		10.4		7.6		2.1		---		---		---		---		---		0.7		4		11.9

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		111.8		4.4		4.6		7.9		11.6		11.6		10.9		10.7		10.3		11.3		11		10.6		6.9

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44		11.6		9.1		6.9		2.4		---		---		---		---		---		0.5		3.7		9.9

Average Relative Humidity

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		73		77		76		74		70		69		70		69		72		74		74		76		78

Average Morning Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		86		83.8		83.5		84.2		83.6		83.9		86.3		89.3		91.6		89.7		85.8		84.9		85.2

Average Dew Point

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		40		18		19		25		36		46		57		61		60		54		44		32		22

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		9.9		12.1		11		11.4		11.1		9.4		8.5		7.5		7.1		8.3		9.8		11.1		11.2

NEARBY - MAP

NEARBY - LIST

Marysville, Michigan (6 mi / 10 km)
Petrolia, Ontario (10 mi / 16 km)
Port Huron, Michigan (13 mi / 21 km)
Courtright, Ontario (18 mi / 30 km)
Yale, Michigan (26 mi / 43 km)

GEOBA.SE

Sarnia, Ontario

WEATHER FORECAST