TAHTSA LAKE WEST, BRITISH COLUMBIA

Average Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.7		-5.5		-4.7		-1.5		1.7		5.2		8.6		11.8		11.8		8.4		3.2		-2.2		-4.8

Average High Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.3		-2.3		-0.7		3.4		7		11.1		14.6		17.6		17.8		13.9		6.8		0.7		-1.9

Average Low Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2		-8.7		-8.8		-6.4		-3.5		-0.8		2.6		5.9		5.8		2.8		-0.5		-5		-7.7

Highest Recorded Temperature

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		33		10.5		13.9		14		21.1		30		28.3		31.7		33		27.8		22		12.8		10.6

Lowest Recorded Temperature

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-35.6		-35.6		-35		-31.7		-19.4		-11.1		-6.7		-2		-6.1		-6.1		-20		-30		-32.2

Average Number of Days Above 95F/35C

Years on Record: 20

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		0.5		---		---		---		---		---		---		0.3		0.2		---		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 20

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

Average Number of Days Above 70F/21C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25.3		---		---		---		---		0.9		3.9		8.2		9.2		3.1		0.2		---		---

Average Number of Days Above 50F/10C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		134.1		0.1		---		1.2		4.9		16		24.1		29.7		29.8		22.1		6.2		---		---

Average Number of Days Above 32F/0C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		299.2		12.9		15.5		26.1		29.4		31		30		31		31		30		30.2		19.5		12.7

Average Number of Days Below 35F/2C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		270.3		29.3		28.3		31		29.9		28		14.7		3.5		4.4		14.3		26.3		29.7		31

Average Number of Days Below 32F/0C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		231.5		28.7		27.8		30		27.3		21.7		6.7		1.1		1.4		7.8		19.9		28.8		30.3

Average Number of Days Below 28F/-2C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		146.7		22.9		23.4		22.7		17.3		7.5		1		---		---		1.9		7		18.3		24.8

Average Number of Days Below 10F/-12C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40.1		10.2		9.6		6.3		1		---		---		---		---		---		0.3		4.3		8.4

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.4		2.9		2.1		0.3		---		---		---		---		---		---		---		0.4		1.7

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

Years on Record: 20

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

Average Precipitation

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1984.7		267.3		202.4		134.6		94.1		75.1		64.9		51.4		74.4		155.2		281.9		295.1		288.3

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		205.8		19.8		16.7		17.8		14.5		14.5		15.9		12.3		13.3		16.4		21.4		21.7		21.7

Most Precipitation Reported in a Day

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		161		106.7		145		59.2		54.4		59.8		45.7		45.2		52.8		161		128.3		133.4		119

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		215.2		21.1		17.1		17.7		15.6		15.8		16.9		13		14.5		16.9		22.1		22.9		21.7

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		113.9		15		11.5		9.2		6.1		5.2		4		3.1		5.2		8.5		14.8		16		15.5

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		66.6		10		7.2		4.5		2.8		1.8		1.5		1.3		2.6		4.7		10.1		10.1		10.2

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.5		3.3		1.9		0.8		0.4		0.2		0.1		0.2		0.1		1.2		3.1		3.2		3.3

Average Rainfall

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1009		66.4		36.9		32.7		48.7		66.1		64.7		51.4		74.4		154.6		241.9		108.7		62.5

Average Number of Rainy Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		139.2		5.6		5.2		7.4		10.7		14.7		16.9		13		14.5		16.9		19.9		9.7		5

Most Rain Reported in a Day

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		161		106.7		45.6		58.4		50.8		59.8		45.7		45.2		52.8		161		114.3		133.4		88

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.1		3.4		2.4		1.9		2.9		4.5		4		3.1		5.2		8.5		12.3		6		3

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31		2.2		1.4		0.7		1.2		1.5		1.5		1.3		2.6		4.7		8.6		3.4		2.2

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.1		0.8		0.2		0.1		0.2		0.2		0.1		0.2		0.1		1.1		2.6		1		0.7

Average Snowfall

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		975.7		200.9		165.5		101.8		45.4		9		0.2		---		---		0.6		40		186.5		225.8

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		101.2		18		15		14.6		8.4		2.2		0.1		---		---		0.3		5.5		17.3		19.8

Average Snow Cover

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		84.5		166.1		208		211.3		172.4		80.3		2.5		---		---		---		3.8		53.3		116.7

Average Snow Cover at Month End

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		80.8		186.6		208.2		199.7		130.5		13.5		---		---		---		---		16		78.9		135.9

Deepest Snow Cover Reported

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		390		270		390		310		268		196		90		---		---		---		80		185		245

Most Snow Reported in a Day

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		145		89		145		48.3		50.8		23.5		2.5		---		---		11.4		33		86.4		119

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		104.1		18.8		15.4		14.2		9.1		2.3		0.1		---		---		0.3		5.5		18.4		20.2

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		60.7		12.2		9.8		7.2		3		0.6		---		---		---		0.1		3.2		11.3		13.5

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		34.2		7.6		5.7		3.4		1.2		0.2		---		---		---		---		1.5		6.3		8.4

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

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.2		2.1		1.4		0.5		0.1		---		---		---		---		---		0.2		1.7		2.3

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		215.8		31		28.3		31		30		27.5		2.1		---		---		---		6.2		28.8		31

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		214.8		31		28.3		31		30		27.4		2.1		---		---		---		5.6		28.5		31

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		211		31		28.3		31		30		26.9		1.9		---		---		---		3.4		27.6		31

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		203		31		28.3		31		30		25.5		1.5		---		---		---		0.6		24.3		30.8

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3175		428.8		367.2		342.6		271.8		226.2		163.7		113.8		110.2		162.7		252.9		336.5		398.7

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.1		---		---		---		---		---		---		0.6		0.5		---		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		99.9		---		---		---		---		---		---		46.5		53.4		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13		8.9		10.5		12.5		14.7		16.8		17.9		17.2		15.4		13.2		11.1		9.2		8.3

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.3		3		6.3		11.1		16.6		19.8		20.2		19.1		16.1		11.3		6.5		3.7		2.2

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		5.7		7.4		9.2		9.9		9.6		8.1		5.8		3.7		2.3		1.5

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		6.4		11.1		15.4		18.2		18.3		17.4		16.9		16.1		13.5		9.7		7.2		5.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		5.6		9.7		13.6		18.6		19.4		18.2		17		15.5		12.5		8.8		6.5		4.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.3		3		6.3		11.1		16.6		19.8		20.2		19.1		16.1		11.3		6.5		3.7		2.2

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		2.2		4		6.2		7.4		9.3		9.9		9.7		8.1		6.7		4.2		2.5		1.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.5		8		13.3		18.7		19.5		21.5		20.5		20.1		20.1		18.8		11.7		8.3		5.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.2		7.2		11.8		17.2		20.9		25.1		24.6		23.3		22.2		19.2		11		7.5		5.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.7		2.6		4.9		10.2		15.6		16.9		17.3		16.5		13.1		8.9		5.6		3.3		1.9

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		1.7		3		5.5		7.3		9.1		9.8		9.5		8		5.4		3.3		2.1		1.3

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		5.2		8.1		13.9		17.1		15.4		14.9		14.5		12.6		10.1		8		6		4.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.5		4.4		6.9		11.9		16.8		13.9		13.2		12.4		9.8		8.2		7		5.4		3.7