MOUNT SLAVEN, ONTARIO

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Elevation: 250 meters Latitude: 44 36N Longitude: 79 26W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

05:54 am

08:33 pm
Local Time
9:26 am EDT
10 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		7		-8		-6.8		-1.6		5.5		12.4		18.4		20.8		19.9		15.5		8.7		2.5		-3.6

Average High Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.7		-3.7		-2.1		3.2		10.6		17.9		23.6		25.9		25.1		20.4		12.9		6.1		---

Average Low Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.3		-12.3		-11.6		-6.4		0.4		6.9		13		15.6		14.6		10.6		4.5		-1		-7.3

Highest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		36		12		13.5		24		32		32		33.5		34.5		36		34		27.5		21		17

Lowest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-35.5		-35.5		-29.5		-31.5		-12.5		-2.5		3.5		7		5.5		-2.5		-7		-18.5		-32

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		0.1		---		---		---		---		---		---		---		0.1		---		---		---		---

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		7.7		---		---		---		0.1		0.3		1.8		3.2		2.1		0.3		---		---		---

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		113.4		---		---		0.4		2.2		9.9		23.4		29.5		29.2		16		2.8		0.1		---

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		198.7		0.1		0.5		4.1		15.8		28.9		30		31		31		29.5		20.5		6.5		0.9

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		296.4		9		10.6		21.3		28.8		31		30		31		31		30		30.9		26.6		16.1

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		177.5		30.8		27.9		29.5		20.5		4.3		---		---		---		1.1		10.9		22.7		29.9

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		152.5		29.6		26.9		27.6		15.2		1.8		---		---		---		0.3		5.7		17.6		27.8

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		116.6		27.2		24.5		21.9		7.2		0.1		---		---		---		0.1		1.9		11.1		22.7

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		53.2		17.6		15.9		7.5		0.3		---		---		---		---		---		---		1.7		10.1

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		12.6		5.9		4.3		1		---		---		---		---		---		---		---		---		1.4

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		0.4		0.1		---		0.1		---		---		---		---		---		---		---		---		0.1

PRECIPITATION

Average Precipitation

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1054.4		113.8		71.8		66.4		72.8		96.6		96		80.1		83.4		85.7		84.6		103.1		100

Most Precipitation Reported in a Day

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		93		48		40.4		31		38.6		74.6		70.6		93		40		61.4		55.6		51.6		55

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		157.3		17.7		12.4		12.9		12.3		12.4		11		11.2		10.3		12		14.5		15.4		15.3

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		66.6		8.4		5.2		4.6		4.7		5.4		4.9		4.2		4.8		5.3		5.4		7		6.7

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		33.9		4.4		2.3		1.9		2.4		3.3		3		2		2.7		2.7		2.3		3.4		3.5

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		6.4		0.4		0.2		0.2		0.4		0.6		1		0.5		0.9		0.6		0.5		0.6		0.5

Avg. No. of Days w/Rain Above 0.1in/2mm

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107.7		4.4		3.1		5		9.5		12.4		11		11.2		10.3		12		13.8		9.7		5.3

PRECIPITATION - RAIN

Average Rainfall

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		757		33.4		23.1		29		59.2		96.5		96		80.1		83.4		85.7		78.3		66.4		25.9

Most Rain Reported in a Day

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		93		37.6		39.2		31		38.6		74.6		70.6		93		40		61.4		55.6		49.6		27.4

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		44.8		2.4		1.4		1.7		3.8		5.4		4.9		4.2		4.8		5.3		5		4.3		1.7

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		24.3		1.5		0.8		1		2.1		3.3		3		2		2.7		2.7		2.1		2.1		1

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		5.3		0.1		0.1		0.1		0.4		0.6		1		0.5		0.9		0.6		0.5		0.5		0.1

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		305.3		84.9		50		37.3		13.5		---		---		---		---		---		6.3		36.9		76.4

Average Snow Cover

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		10.7		32.9		38.2		32.3		2		---		---		---		---		---		0.2		3		20

Average Snow Cover at Month End

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		9.6		38.1		37.8		7.9		---		---		---		---		---		---		0.1		4.2		26.6

Deepest Snow Cover Reported

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		110		84		77		94		33		---		---		---		---		---		17		47		110

Most Snow Reported in a Day

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		55		48		34		29		18		0.4		---		---		---		---		18		27		55

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		60.5		14.7		10.6		9.9		4.5		0.1		---		---		---		---		1.6		7.1		11.9

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		21.6		6		3.8		2.7		0.9		---		---		---		---		---		0.4		2.9		4.8

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		9		2.6		1.6		0.8		0.4		---		---		---		---		---		0.2		1		2.4

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		1.1		0.4		0.1		0.1		---		---		---		---		---		---		---		0.1		0.5

Av. # of Days w/Snow Depth Above 0.4in/10mm

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		124.4		30.4		28		29.5		5.6		---		---		---		---		---		1		7.8		22.1

Avg. # of Days w/Snow Depth Above 2in/5cm

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		114.6		29.2		28		29.5		4		---		---		---		---		---		0.4		5.8		17.7

Av. # of Days w/Snow Depth Above 3.9in/10cm

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		103.7		27.6		26.5		29		2.7		---		---		---		---		---		0.4		3		14.6

Av. # of Days w/Snow Depth Above 7.8in/20cm

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		86.9		23.3		23.6		27		1.6		---		---		---		---		---		---		0.3		11.1

DEGREE DAYS

Heating Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4250.9		816.2		709.9		617.8		384.9		183.8		---		---		---		84.9		298.5		474.9		679.8

Cooling Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		127.3		---		---		---		---		---		2.1		76.6		48.7		---		---		---		---

Growing Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1133.1		---		---		---		---		74.4		252		334.8		306.9		165		---		---		---

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		9.8		11		12.5		14		15.4		16.1		15.7		14.5		13		11.4		10.1		9.4

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		12.8		5.7		9		13.4		16.3		18.7		20.6		20.4		17.6		13.4		8.6		5.1		4.5

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		2.2		3.2		4.7		6.7		8.1		8.7		8.3		7.2		5.5		3.9		2.5		1.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.7		11.6		14.9		17.9		17		17.2		17.9		18.2		17.3		15.4		12		8.6		8.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15		11.8		15.4		18.1		17		17.2		19		19.5		17.7		15.2		11.4		8.1		9.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.8		5.7		9		13.4		16.3		18.7		20.6		20.4		17.6		13.4		8.6		5.1		4.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.3		3.4		5.1		7		8.4		9		8.6		7.4		5.7		4		2.6		1.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		14.1		17.5		22.4		21.4		19.8		20.6		21.7		20.3		19.9		15.5		11.1		12.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.6		14.9		19		25.1		25		22.4		24.9		27.4		23.5		22.5		16.1		11.1		14.8

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		5.2		7.6		11.2		13.8		15.1		17.1		17.2		15.5		10		7.1		3.7		3.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.7		2		2.9		3.8		5.8		7.7		8.1		7.3		6.5		4.8		3.7		2.3		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.7		10		11.8		13.9		14		13.8		14.9		15.4		15.2		10.8		9.2		5.3		6.5

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.3		9.7		11.1		12.7		12.1		11		13		13.9		13.8		8.5		7.8		4.2		6.4

NEARBY - MAP

NEARBY - LIST

Orillia, Ontario (1 mi / 2 km)
Coldwater Warminster, Ontario (4 mi / 7 km)
Victoria Harbour, Ontario (14 mi / 23 km)
Shanty Bay, Ontario (17 mi / 28 km)
Midhurst, Ontario (19 mi / 31 km)

GEOBA.SE

Mount Slaven, Ontario