GRAND VALLEY, ONTARIO

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Elevation: 465 meters Latitude: 43 53N Longitude: 80 20W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

05:54 am

08:40 pm
Local Time
4:13 pm EDT
15 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.7		-8.5		-7.4		-2.8		5.3		11.4		15.9		18.9		17.8		13.5		7.2		1.4		-4.8

Average High Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.7		-4.3		-2.9		2		10.4		17.5		21.9		25		23.6		18.8		12.1		4.9		-1.2

Average Low Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.6		-12.7		-11.9		-7.7		0.1		5.3		9.8		12.8		11.9		8.1		2.3		-2.2		-8.4

Highest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		34.5		9.5		10		21		28		30.6		33		34.5		33.5		32		24.4		20.6		17.5

Lowest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-36.1		-36.1		-35.5		-30.5		-17		-5		-0.5		3.5		0.5		-4		-11.1		-15.5		-31.5

Average Number of Days Above 95F/35C

Years on Record: 14

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

---

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		3		---		---		---		---		---		0.6		1.7		0.7		---		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.6		---		---		---		---		---		0.8		1.9		0.9		0.1		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		98		---		---		0.1		2.5		10.1		18.9		28.6		24.9		11.5		1.4		---		---

Average Number of Days Above 50F/10C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		190.1		---		---		2.6		13.9		27.6		29.8		31		31		28.9		19.1		5.4		0.8

Average Number of Days Above 32F/0C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		283.7		6.5		8.9		19.7		28.7		31		30		31		31		30		30.9		23.6		12.4

Average Number of Days Below 35F/2C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		197.4		30.9		28.1		29.5		20.4		10.1		0.8		---		0.3		4.6		16.9		25.3		30.5

Average Number of Days Below 32F/0C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		173.3		30.8		26.9		27.8		16.6		5.9		0.1		---		---		1.9		11.6		22.2		29.5

Average Number of Days Below 28F/-2C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		131.3		29		24.6		24		9.6		1.3		---		---		---		0.2		4.4		13.6		24.5

Average Number of Days Below 10F/-12C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		56.6		17.8		15.9		9.9		0.5		---		---		---		---		---		---		1.6		10.9

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.4		5.1		4.2		1.3		---		---		---		---		---		---		---		---		1.9

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.9		0.7		0.2		---		---		---		---		---		---		---		---		---		---

PRECIPITATION

Average Precipitation

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		910.7		59.1		46.8		53.9		71.1		80.8		77.8		85.1		105		98.4		75.5		91.6		65.7

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		150.7		15.5		11.7		11.7		12.5		12.3		11		9.5		11.5		12.7		13.1		13.3		16

Most Precipitation Reported in a Day

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		85.4		32.8		35.6		31.2		38		49.3		45		60		85.4		68		33.2		51.4		25.6

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		145		14.9		10.5		10.1		12.9		12.3		10.4		9.1		11.4		12.5		12.9		13.1		15

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.1		4		3		3.6		4.5		4.9		4.8		4.9		4.9		5.6		5.9		6.1		4.7

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29.6		1.4		1		2.1		2.2		2.9		3		2.7		3.6		3.3		2.6		3.2		1.7

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.5		0.1		0.2		0.3		0.2		0.6		0.4		0.9		1.1		1		0.2		0.6		---

PRECIPITATION - RAIN

Average Rainfall

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		766.3		16.8		17.8		37.1		65.9		80.8		77.8		85.1		105		98.4		74		79.4		28.3

Average Number of Rainy Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		105.3		2.8		2.9		5.1		11.8		12.3		10.4		9.1		11.4		12.5		12.6		10		4.4

Most Rain Reported in a Day

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		85.4		32.8		35.6		26.2		38		49.3		45		60		85.4		68		33.2		51.4		25.6

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47.9		1.2		1.1		2.6		4.3		4.9		4.8		4.9		4.9		5.6		5.8		5.4		2.4

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		26.5		0.5		0.5		1.6		2.1		2.9		3		2.7		3.6		3.3		2.6		2.8		0.9

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.4		0.1		0.2		0.3		0.2		0.6		0.4		0.9		1.1		1		0.2		0.6		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		144.3		42.3		28.9		16.9		5.3		---		---		---		---		---		1.5		12.2		37.3

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		50		13.7		9.4		6.6		2.2		0.2		---		---		---		---		0.7		4.6		12.6

Average Snow Cover at Month End

Years on Record: 1

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		4.1		---		13		---		---		---		---		---		---		---		---		---		36

Deepest Snow Cover Reported

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		77		70		77		54		33		---		---		---		---		---		---		15		67

Most Snow Reported in a Day

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		24.2		24		24.2		17		22.9		5.1		---		---		---		0.5		12.7		20		22

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		42.9		12.7		7.9		5.4		1.6		---		---		---		---		---		0.5		3.6		11.2

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.3		2.8		2		1.1		0.2		---		---		---		---		---		0.1		0.7		2.4

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

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.8		0.8		0.4		0.4		0.1		---		---		---		---		---		0.1		0.3		0.8

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

Years on Record: 14

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

---

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2606.1		464.2		409.3		360		219.2		114.3		47.9		15.2		26.1		81.9		189.8		276.3		401.9

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		70		---		---		---		0.3		4.1		11.8		29.7		18.9		5.2		0.1		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		836.4		---		---		---		---		49.9		173.3		272.1		239.4		101.7		---		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		9.9		11		12.5		14		15.3		16		15.6		14.4		12.9		11.4		10.2		9.5

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		4.9		7.8		11.3		15.7		19.1		21.4		21.1		18.3		14.1		9		5.1		4.1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		2.4		3.5		5.1		6.8		8.2		8.6		8.2		7.1		5.5		4		2.6		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		13.9		8.8		11.8		13.9		16.2		17.5		18.6		18.8		18		16.2		12.4		8.1		7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		8.1		11.1		12.5		15.4		17.6		20.2		20.6		18.8		16.3		11.8		7.5		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		12.6		4.9		7.8		11.3		15.7		19.1		21.4		21.1		18.3		14.1		9		5.1		4.1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.4		3.5		5.2		7		8.4		9		8.7		7.4		5.8		4.1		2.7		2.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.7		10.3		13.7		18.6		20.3		19.8		21		21		20.3		21.4		15.9		9.7		8.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.6		9.9		13.9		19.6		22.8		22.3		25.7		25.5		23.1		24.9		16.6		9.6		9.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.3		3.8		7		9.1		13		15.1		16.6		17.8		16.3		11		7.5		3.6		3.1

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		4.6		6.2		7.7		8		7.6		6.6		4.5		3.7		2.4		1.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.9		6		9.8		10.4		13.1		13.8		14.5		15.8		15.9		11.9		9.7		5		4.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.2		4.9		8.8		8.1		10.6		10.9		12		14.5		14.9		9.9		8.2		3.8		4.1

NEARBY - MAP

NEARBY - LIST

Monticello, Ontario (6 mi / 10 km)
Fergus Shand Dam, Ontario (10 mi / 16 km)
Fergus, Ontario (12 mi / 20 km)
Purple Hill, Ontario (12 mi / 20 km)
Shelburne, Ontario (15 mi / 25 km)

GEOBA.SE

Grand Valley, Ontario