MOUNT ROBSON, BRITISH COLUMBIA

Average Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.7		-8.5		-5.8		-0.1		4.5		9.7		13.5		15.6		15.1		9.5		3.5		-4		-9.1

Average High Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.9		-5.5		-1.9		5.3		10.8		16.6		20.3		22.8		22.3		15.5		7.7		-1.3		-6.4

Average Low Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.5		-11.5		-9.7		-5.6		-1.8		2.8		6.6		8.4		7.9		3.5		-0.7		-6.6		-11.8

Highest Recorded Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		34		4		8		15		25		33		31.5		34		34		30.5		23.5		16.7		7

Lowest Recorded Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-38		-36		-34		-31.7		-14		-4.5		-2		0.5		-2.5		-6		-24		-36.5		-38

Average Number of Days Above 95F/35C

Years on Record: 12

ANNUAL

JAN

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APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

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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		3.8		---		---		---		---		0.2		0.1		2.1		1.3		0.1		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.4		---		---		---		---		0.3		0.2		2.2		1.7		0.1		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67.3		---		---		---		0.8		7		14.6		20.3		19.1		5.5		---		---		---

Average Number of Days Above 50F/10C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		172.5		---		---		2.7		16.1		28.6		29.7		31		31		24.8		8.6		---		---

Average Number of Days Above 32F/0C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		277		4.5		14.5		28.1		30		31		30		31		31		30		29.5		13.9		3.6

Average Number of Days Below 35F/2C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		231.1		31		28.3		31		27.7		14.4		2		0.1		1.5		10.1		24.4		29.7		31

Average Number of Days Below 32F/0C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		202.6		30.9		28.1		30.3		22.8		6.6		0.5		---		0.2		6.1		18.2		28		31

Average Number of Days Below 28F/-2C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153.5		29.3		23.3		22.7		13.1		1.5		---		---		0.1		2.6		9.2		21.8		29.9

Average Number of Days Below 10F/-12C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		53.2		14.3		10.7		5.1		0.6		---		---		---		---		---		0.7		5.8		16

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14.1		4.4		3.6		0.4		---		---		---		---		---		---		0.1		1.8		3.7

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.4		0.7		0.5		---		---		---		---		---		---		---		---		0.4		0.9

Average Precipitation

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		591.9		64.8		39.2		26.5		22		38.3		56.2		62.3		65.6		46.2		57.8		54.9		58

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		154.8		12		10.5		10.5		8.9		12.6		15.2		14.5		16.2		13.8		13.5		12.8		14.2

Most Precipitation Reported in a Day

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		62.6		61		22.6		17.4		12		19.2		25.2		62.6		30.2		25.4		26.4		33		37.4

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		156.7		12.6		11		10.4		9.6		12.5		15.8		15		15.7		12.8		14.5		13.4		13.6

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		38.7		4.4		2.4		1.3		1.2		2.3		3.8		4.2		4.4		2.6		4.1		3.7		4.2

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.3		1.4		0.8		0.3		0.3		0.7		0.9		1.3		1.8		1.1		1.6		1.4		1.6

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

Years on Record: 12

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

Average Rainfall

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		373.5		3.4		8		12.2		16.9		37		56.1		62.3		65.6		46.2		48.7		15.7		1.4

Average Number of Rainy Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107.4		1.3		2.9		5.4		7.6		12.3		15.8		15		15.7		12.8		13.4		4.7		0.6

Most Rain Reported in a Day

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		62.6		9.7		17.2		17.4		12		19.2		25.2		62.6		30.2		25.4		24.4		22.4		29.4

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23.1		0.1		0.4		0.5		0.6		2.2		3.8		4.2		4.4		2.6		3.5		0.7		0.1

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.9		---		0.1		0.2		0.2		0.6		0.9		1.3		1.8		1.1		1.4		0.4		---

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

Years on Record: 12

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

Average Snowfall

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		218.4		61.4		31.2		14.4		5.1		1.3		0.1		---		---		---		9.1		39.3		56.6

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		55.7		11.5		8.9		6.8		2.8		0.2		0.1		---		---		---		1.9		9.8		13.7

Average Snow Cover

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		19.5		53.4		63.9		56.1		18		0.5		---		---		---		---		0.5		9.5		32.4

Average Snow Cover at Month End

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		20.1		64.3		64.3		43.9		2.9		---		---		---		---		---		2.9		18.4		44.4

Deepest Snow Cover Reported

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		128		128		110		105		77		27		---		---		---		---		17		54		83

Most Snow Reported in a Day

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		59		59		22.6		10		6.6		8		1		---		---		---		15.2		33		27.4

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.6		12		9.3		6.6		3.1		0.3		0.1		---		---		---		2.5		10.3		13.5

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14.6		4.2		1.8		0.7		0.3		0.1		---		---		---		---		0.6		2.9		4.1

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		1.3		0.8		0.1		---		---		---		---		---		---		0.3		0.9		1.6

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

Years on Record: 12

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

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		160.5		31		28.2		31		15.5		0.7		---		---		---		---		2.2		20.9		31

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		152.3		31		28.2		31		15.2		0.6		---		---		---		---		1.5		13.8		31

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		148.3		31		28.2		30.6		14.9		0.6		---		---		---		---		1		11.4		30.7

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		126.7		29.8		27.6		28.6		10.9		0.5		---		---		---		---		---		3.9		25.6

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2950.4		476.1		375.4		318.2		222.5		146.9		81.9		48.8		58.7		140.3		245.5		368.4		467.7

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.7		---		---		---		---		0.3		0.8		5.9		5.4		0.2		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		415.3		---		---		---		---		---		96.7		170.5		148.1		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.9		8.9		10.5		12.5		14.7		16.6		17.7		17.1		15.3		13.2		11.1		9.3		8.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.4		3.5		6.6		11.5		16.3		18.8		19.5		19		16.5		11.8		7.2		4.1		2.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		2.2		3.7		5.8		7.4		9.2		10		9.6		8.1		5.9		4		2.5		1.7

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		7.2		11.4		16.2		17.9		17.3		16.8		16.8		16.5		14.2		10.8		7.9		5.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		6.4		9.9		14		17.7		17.3		16.6		16.7		16		13.2		9.8		7.1		4.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.4		3.5		6.6		11.5		16.3		18.8		19.5		19		16.5		11.8		7.2		4.1		2.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6		2.4		4		6		7.5		9.3		10.1		9.7		8.1		6.6		4.4		2.8		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		15.6		8.4		12.8		17.8		21.3		19.8		19.4		21.1		19.6		18.4		12.3		9.1		7.3

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.9		7.6		11.3		15.7		21.3		22.1		22.2		24.9		21.3		18.5		11.6		8.3		6.5

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		5.3		10.4		13.6		17.2		18		16.4		14.5		9.1		6.1		3.7		2.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		1.9		3.2		5.5		7.4		9.1		9.9		9.5		8		5.4		3.5		2.3		1.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		5.9		8.9		14.4		14.3		15.7		15.5		14.5		14.2		10.3		8.8		7		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		9.6		5.1		7.3		12		12.3		14.2		13.9		12.1		12.2		8.2		7.8		6.2		4