WELLAND, ONTARIO

Average Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.8		-4.3		-3.4		0.7		7.3		13.4		18.8		21.6		20.7		16.6		10.1		4.6		-1.1

Average High Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.6		-0.3		1		5.4		12.7		19.3		24.4		26.9		25.9		21.7		15		8.6		2.7

Average Low Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.9		-8.3		-7.8		-4		1.9		7.5		13.2		16.2		15.5		11.4		5.3		0.5		-4.9

Highest Recorded Temperature

Years on Record: 134

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		37.8		20		20.5		27		32.5		34		36.1		37.8		37.8		35		32.2		25.6		20.6

Lowest Recorded Temperature

Years on Record: 134

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-32.8		-32.8		-31.1		-27.8		-18.3		-6.1		1.1		3.9		0.5		-2.2		-8.9		-20		-27.8

Average Number of Days Above 95F/35C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		---		---		---		---		---		---		0.1		---		---		---		---		---

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		7		---		---		---		---		0.3		1.4		3.5		1.5		0.3		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.9		---		---		---		---		0.3		2		4		2.2		0.4		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		125.7		---		---		0.8		3.9		13.3		25		30.3		29.7		18		4.6		0.2		---

Average Number of Days Above 50F/10C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		218.1		1.2		1.3		6.3		19.2		29.8		30		31		31		29.9		25.3		10.8		2.3

Average Number of Days Above 32F/0C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		318.3		15		15.5		24.4		29.6		31		30		31		31		30		31		28.4		21.5

Average Number of Days Below 35F/2C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		164.3		30.2		27.4		27.8		16.2		4.4		---		---		0.1		1.2		9.3		19.5		28.4

Average Number of Days Below 32F/0C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		138.7		28.6		25.7		25.2		11.4		1.8		---		---		---		0.2		4.8		15.2		25.9

Average Number of Days Below 28F/-2C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		98.1		24		21.4		18.5		5.1		0.1		---		---		---		---		1.3		8.2		19.5

Average Number of Days Below 10F/-12C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30.5		10.7		9.4		4.2		0.2		---		---		---		---		---		---		0.5		5.5

Average Number of Days Below 0F/-17C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2		---		---		---		---		---		---		---		---		---		---		---		---

Average Number of Days Below -4F/-20C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.7		1.6		0.8		---		---		---		---		---		---		---		---		---		0.2

Average Number of Days Below -22F/-30C

Years on Record: 26

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Average Precipitation

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		997.4		78.2		61.3		69.7		75.4		85.2		82.9		85.9		82.4		96.8		89.3		98.5		92

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		152.9		14.8		12.7		12.6		13.3		12.9		11.9		10.3		10.8		11.6		12.4		14		15.5

Most Precipitation Reported in a Day

Years on Record: 133

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		141		78.7		61		81.3		55.9		52.1		93		141		93.4		118.4		93.4		61.2		50.8

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		151.8		14.4		11.1		12.4		13.7		13.7		11.7		10.9		11.2		11.6		12.9		14		14.3

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		64.5		5.5		4.6		5.1		4.9		5.7		5.3		4.9		4.8		5.4		5.6		6.3		6.4

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33.3		2.6		1.9		2.2		2.5		2.8		2.6		2.9		3		3.4		3		3.3		3

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.8		0.3		0.2		0.1		0.2		0.4		0.6		0.9		0.6		0.9		0.6		0.5		0.5

Average Rainfall

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		855.8		38.3		31.1		47.2		70.7		84.7		82.9		85.9		82.4		96.8		89		90.6		56.2

Average Number of Rainy Days

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		125.9		6		5.4		8.7		13		13.7		11.7		10.9		11.2		11.6		12.9		12.4		8.7

Most Rain Reported in a Day

Years on Record: 134

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		141		52.8		50.8		46.2		46		52.1		93		141		93.4		118.4		93.4		61.2		36.8

Avg. No. of Days w/Rain Above 0.2in/5mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		54		2.5		2.3		3.4		4.7		5.7		5.3		4.9		4.8		5.4		5.6		5.8		3.8

Avg. No. of Days w/Rain Above 0.4in/10mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		28.4		1.2		1.1		1.4		2.4		2.8		2.6		2.9		3		3.4		2.9		3		1.7

Avg. No. of Days w/Rain Above 1in/25mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.5		0.2		0.2		0.1		0.2		0.4		0.6		0.9		0.6		0.9		0.6		0.5		0.3

Average Snowfall

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		141.6		39.9		30.2		22.5		4.7		0.5		---		---		---		---		0.3		7.8		35.8

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		35.1		9.9		8.3		4.8		1.4		0.1		---		---		---		---		0.1		2.4		8.1

Average Snow Cover at Month End

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		0.4		2.5		---		---		---		---		---		---		---		---		---		---		2.5

Deepest Snow Cover Reported

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		28		28		7		25		5		---		---		---		---		---		---		14		14

Most Snow Reported in a Day

Years on Record: 133

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		81.3		78.7		61		81.3		43.2		13		---		---		---		---		20.3		33		50.8

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30.6		9.1		6.5		4.7		1.4		0.1		---		---		---		---		0.1		2		6.8

Avg. No. of Days w/Snowfall Above 2in/5cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.4		3		2.3		1.7		0.3		0.1		---		---		---		---		---		0.5		2.6

Avg. No. of Days w/Snow Above 3.9in/10cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.5		1.4		0.8		0.8		0.1		---		---		---		---		---		---		0.2		1.3

Avg. No. of Days w/Snowfall Above 10in/25cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.3		---		---		---		---		---		---		---		---		---		---		---		0.1

Average Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		73		77		77		74		71		69		69		69		71		72		72		74		77

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3		-7		-6		-4		2		7		12		15		15		11		6		---		-5

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2086.3		388.3		349.1		298.6		185		85.6		20.4		2.9		6.7		46.2		139.1		228.8		335.6

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		168.2		---		---		---		0.4		6.6		30.3		62.2		50.9		16.8		0.9		---		---

Growing Degree Days

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1242.2		---		---		---		---		86.1		250		361.7		310		200		34.4		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10		11.1		12.5		13.9		15.2		15.9		15.5		14.4		12.9		11.5		10.2		9.6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		5		8		11.9		16.4		19.8		21.7		21.7		18.8		14.7		9.6		5.8		4.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.5		3.6		5.2		6.8		8.1		8.6		8.1		7.1		5.5		4.1		2.8		2.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.4		8.5		11.7		14.4		16.9		18.2		18.9		19.3		18.5		16.8		13.2		9.1		7.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		7.8		11		13.4		16.4		18.8		20.6		21.5		19.4		17		12.7		8.8		7.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		5		8		11.9		16.4		19.8		21.7		21.7		18.8		14.7		9.6		5.8		4.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		2.5		3.7		5.3		7.1		8.5		9		8.7		7.4		5.9		4.2		2.8		2.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.5		10.8		14.9		18.4		19.5		22		21.7		21.8		21.1		20.4		15.6		12.4		10.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.7		10.6		15.2		19.6		21		26.8		27.3		27.2		24.6		23		16.1		13		11.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.6		3.8		6.5		8.4		13.5		15.9		17.2		17.1		16.9		11.9		7.7		4		3.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		2.3		3.4		4.7		6.4		7.2		7.7		7.4		6.4		4.9		3.9		2.6		2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.1		5.8		8.9		9.5		13.6		14.6		15.1		15.3		16.5		13.1		9.8		5.4		5.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.3		4.7		7.2		6.7		11.1		12		12.9		13.4		15.7		11.3		8.2		4.2		4.4