OOTSA LAKE, BRITISH COLUMBIA

Average Temperature

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.2		-7.7		-6.2		-2.3		2.7		7.3		11.2		13.7		13.6		9.8		4.4		-2		-5.8

Average High Temperature

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.3		-3.7		-1.2		3.3		8.4		13.2		17.2		19.7		19.8		15.6		8.6		1.3		-2.3

Average Low Temperature

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.9		-11.8		-11.3		-7.9		-3.1		1.4		5.3		7.8		7.4		4		0.1		-5.2		-9.3

Highest Recorded Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		34		12.2		12.2		17		24.4		34		31.1		32.8		33.3		29		25		16.7		11.1

Lowest Recorded Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-42.2		-42.2		-39		-34.4		-22.2		-8.5		-3		-1		-3		-5		-21		-36		-41

Average Number of Days Above 95F/35C

Years on Record: 27

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Average Number of Days Above 86F/30C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.5		---		---		---		---		0.1		---		0.2		0.2		---		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37.6		---		---		---		0.2		2.2		6.8		11.2		12.5		4.7		---		---		---

Average Number of Days Above 50F/10C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		160.8		0.1		---		1.1		9.2		22.1		28.7		30.9		31		27		10.2		0.4		---

Average Number of Days Above 32F/0C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		294.6		11.2		13.6		24.5		29.2		30.9		30		31		31		30		29.8		20.7		12.8

Average Number of Days Below 35F/2C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		236.9		30.9		28.2		30.9		29.4		18.7		5.4		0.5		0.9		9.5		22.5		29.4		30.8

Average Number of Days Below 32F/0C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		207.7		30.4		28		30.3		26.2		12.2		1.9		0.2		0.2		4.4		16.4		27		30.5

Average Number of Days Below 28F/-2C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153.9		27.6		25.9		26.2		16.3		3.6		0.2		---		---		0.5		6.5		19.7		27.4

Average Number of Days Below 10F/-12C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		53		14.4		13.5		8.3		0.8		---		---		---		---		---		0.5		4.1		11.4

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14.3		5.2		3.9		1.6		---		---		---		---		---		---		0.1		1		2.5

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.8		1.5		0.4		0.3		---		---		---		---		---		---		---		0.2		0.4

Average Precipitation

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		417		36.8		23.8		21		14.6		31.2		48.9		46.7		34.7		36.8		41.7		42.2		38.6

Most Precipitation Reported in a Day

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		58		38.1		29		17		29.7		22.9		39		40.2		52.8		38.5		58		46.7		53.6

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		109.6		9.9		7		6		5.1		9		11.7		10.7		9.8		10.4		11.5		10.1		8.4

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		28.4		2.4		1.9		1.5		1		1.9		3.5		3.3		2.3		2.2		2.6		3.3		2.6

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9		0.7		0.4		0.4		0.2		0.8		1.3		1.1		0.7		0.8		0.8		0.9		1

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.6		0.1		---		---		---		---		0.1		0.2		---		0.1		0.1		---		---

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		73.2		1.4		0.9		1.1		4		8.6		11.7		10.7		9.8		10.3		10.3		3.5		1

Average Rainfall

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		264.1		5.1		2.7		2.4		9.3		29.7		48.9		46.7		34.7		36.6		31.4		13.1		3.5

Most Rain Reported in a Day

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		52.8		38.1		15.2		14		29.7		22.9		39		40.2		52.8		38.5		31.2		32		40.9

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17		0.3		0.2		0.1		0.5		1.7		3.5		3.3		2.3		2.2		1.9		0.8		0.3

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.8		0.2		---		---		---		0.7		1.3		1.1		0.7		0.8		0.5		0.3		---

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.4		---		---		---		---		---		0.1		0.2		---		0.1		---		---		---

Average Snowfall

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		152.9		31.7		21.1		18.6		5.3		1.5		---		---		---		0.2		10.3		29.1		35.1

Average Snow Cover

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		7.6		20.9		25		21.4		5.1		---		---		---		---		---		0.3		6.3		12.1

Average Snow Cover at Month End

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		7.5		22.5		25.6		10		---		---		---		---		---		---		3.4		10.6		17.9

Deepest Snow Cover Reported

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		98		85		98		45		32		5		---		---		---		---		57		55		67

Most Snow Reported in a Day

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		33.5		33.5		29		17		18.3		8.6		---		---		---		6.9		33		32		23.6

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39.3		8.6		6.2		5.1		1.7		0.5		---		---		---		0.1		2.1		7.3		7.6

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11		2.1		1.7		1.4		0.3		0.2		---		---		---		---		0.7		2.3		2.4

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.1		0.5		0.3		0.4		0.1		---		---		---		---		---		0.3		0.5		1

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

Years on Record: 27

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

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

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		149.4		31		28.3		29.7		12.8		0.1		---		---		---		---		---		19		28.6

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

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		141.3		31		28		29.3		11.7		0.1		---		---		---		---		---		18		23.2

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

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		119.1		29.9		24.2		26.3		9.5		---		---		---		---		---		---		13		16.3

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

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		70		15.3		20.3		18.3		5.4		---		---		---		---		---		---		6		4.7

Heating Degree Days

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6289.5		852.5		690.6		637.2		483.3		378.9		241.7		172.2		172.2		266.7		421.9		608.3		757.8

Growing Degree Days

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		180.5		---		---		---		---		---		8.3		86.1		86.1		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13		8.8		10.5		12.5		14.8		16.8		17.9		17.3		15.4		13.2		11.1		9.2		8.2

Average Monthly Sunshine

Years on Record: 3

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		1808.6		55		72.9		145		200.8		223.9		223		252		217.9		183.1		126.8		56.9		51.3

Average Number of Days with Sun

Years on Record: 3

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		286		16.7		16.7		27.7		28		28		27		30		29.3		26.3		24		16		16.3

Most Sunshine Reported in a Day

Years on Record: 4

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		14.5		7.1		8.9		10.1		13		14.5		13.5		14.5		14.1		12		10.4		7.8		6.3

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.6		3		6.3		11.3		16.7		19.7		20.6		20.2		17		11.8		6.7		3.5		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		5.7		1.9		3.6		5.8		7.4		9.2		9.9		9.6		8		5.9		3.8		2.2		1.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.2		6.4		11.2		16		18.4		18.1		17.8		17.9		17.1		14.3		9.9		6.8		4.5

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.9		5.6		9.7		14.2		18.9		19.1		18.9		19		17.3		13.5		9.1		6		3.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.6		3		6.3		11.3		16.7		19.7		20.6		20.2		17		11.8		6.7		3.5		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		6		2.1		3.9		6.1		7.6		9.4		9.9		9.7		8.3		6.5		4.2		2.5		1.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		7.6		13.1		18.2		20.6		21.9		20.5		20.7		21.1		18.4		11.7		8.2		5.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.4		6.8		11.7		16.6		22.3		25.6		24.6		24.5		23.6		18.8		10.9		7.5		4.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.1		2.7		5.3		10.6		14.9		16.9		18.1		18.4		14.5		9.3		5.9		3.2		1.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		1.8		3.2		5.5		7.3		9.1		9.9		9.5		8		5.4		3.5		2		1.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.3		5.5		9		14.5		15.9		15.3		15.6		16.2		14.3		10.7		8.7		5.9		3.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.1		4.7		7.7		12.7		15.1		13.9		14.6		15.6		12.3		8.9		7.6		5.2		3