PORTER CREEK, YUKON

Average Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-0.2		-17.4		-11.6		-6.9		1.9		7.5		12.8		14.5		12.6		7.1		-0.2		-9.7		-12.7

Average High Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.3		-13.1		-6.4		-0.7		8.3		14.3		19.9		21		18.9		12.2		3.8		-6.3		-8.8

Average Low Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5.6		-21.6		-16.7		-13.1		-4.4		0.7		5.5		7.9		6.2		2		-4.1		-13.1		-16.5

Highest Recorded Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		33.5		4.5		11.5		13		22.5		29.5		33.5		31		31		24		20		10		10

Lowest Recorded Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-48		-48		-43.5		-35		-30		-14.5		-3		-0.5		-4		-9		-27.5		-39		-45

Average Number of Days Above 95F/35C

Years on Record: 16

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

---

---

---

---

---

---

---

---

---

---

---

---

---

Average Number of Days Above 86F/30C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1		---		---		---		---		---		0.6		0.2		0.2		---		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44.9		---		---		---		0.2		2.6		12.6		17.6		11		0.9		---		---		---

Average Number of Days Above 50F/10C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		152.3		---		---		0.1		9		26.1		29.9		31		31		21.4		3.8		---		---

Average Number of Days Above 32F/0C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		243.9		3.1		6.8		17		28.8		31		30		31		31		29.6		25.1		5.8		4.9

Average Number of Days Below 35F/2C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		250.6		30.9		27.9		29.7		28.4		20.5		5.2		0.7		4.5		15.1		27.2		29.9		30.6

Average Number of Days Below 32F/0C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		226.5		30.9		27.9		29.3		24.7		14.6		2.5		0.1		1.3		11.5		23.7		29.6		30.3

Average Number of Days Below 28F/-2C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		187.7		30.4		27.1		27.5		18.1		7.5		0.2		---		0.1		5		15.2		27.7		28.9

Average Number of Days Below 10F/-12C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		106		25.1		19.4		16.2		3.5		0.3		---		---		---		---		3.3		16.3		22

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49.2		15.3		9.5		7		0.9		---		---		---		---		---		0.2		6.1		10.2

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.6		8.1		2.6		1.2		---		---		---		---		---		---		---		1.6		4

Average Precipitation

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		310.4		24.6		15		16.6		7.5		19.1		35.7		43.2		38.8		32.6		26.1		25.9		25.3

Most Precipitation Reported in a Day

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		32.6		14		9.5		10.5		9.5		12.5		32.6		17.4		22.7		19.8		12.8		13		12

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		131.5		10.3		8.5		8.7		4.5		8.9		12.2		14.8		12.9		12.6		12.7		13.4		12.1

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.4		1.3		0.6		0.8		0.3		1.1		1.9		2.5		2.5		2.1		1.5		1.4		1.3

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.7		0.3		---		0.1		---		0.3		0.7		0.9		0.9		0.3		0.6		0.1		0.4

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

Years on Record: 16

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

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68.7		0.1		---		0.1		1.8		8.3		12.2		14.8		12.9		11.7		6.1		0.4		0.3

Average Rainfall

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		173.2		---		---		---		1.9		16.3		35.7		43.2		38.8		27.6		9.4		0.2		0.1

Most Rain Reported in a Day

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		32.6		0.2		---		0.3		4.1		11.5		32.6		17.4		22.7		14		10.7		2		1

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.7		---		---		---		---		0.8		1.9		2.5		2.5		1.5		0.5		---		---

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.1		---		---		---		---		0.2		0.7		0.9		0.9		0.3		0.2		---		---

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

Years on Record: 16

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

Average Snowfall

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		137.3		24.6		15		16.6		5.6		2.8		---		---		---		5.1		16.7		25.7		25.2

Average Snow Cover at Month End

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		14.3		40.4		42.6		34.6		---		---		---		---		---		0.3		4.7		20.2		28.8

Deepest Snow Cover Reported

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		66		65		66		61		56		11		---		---		---		18		16		31		57

Most Snow Reported in a Day

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		18		14		9.5		10.5		9.5		9		---		---		---		18		12.8		13		12

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		66.4		10.3		8.5		8.6		2.9		1.4		---		---		---		1.5		8.1		13.1		11.9

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.3		1.3		0.6		0.8		0.3		0.2		---		---		---		0.4		0.9		1.4		1.3

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

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.3		0.3		---		0.1		---		---		---		---		---		0.1		0.3		0.1		0.4

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

Years on Record: 16

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

---

---

---

---

---

---

---

---

---

---

---

---

---

Heating Degree Days

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6740.3		1107.6		845.5		782.1		492.9		335.7		165.9		118.7		177.6		336.9		574.4		840.9		961.9

Growing Degree Days

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		304.1		---		---		---		---		---		84		139.5		80.6		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.4		7.6		9.9		12.6		15.6		18.7		21.2		19.5		16.5		13.5		10.7		8.2		6.8

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.4		1		3.8		9.2		16.1		20.5		21.7		19.5		15.6		9.7		5		1.7		0.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		0.8		2.4		5		7.2		8.9		10		9.5		7.9		5.2		3.1		1.2		0.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.2		3		8.2		14.8		20.3		19.3		18.6		17.2		15.9		12.6		9.4		4.7		2.3

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		2.7		7.1		13.2		20.8		23.9		23.6		20.4		16.7		12.3		8.2		4.1		1.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.4		1		3.8		9.2		16.1		20.5		21.7		19.5		15.6		9.7		5		1.7		0.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		0.8		2.6		5.3		7.7		9		10		9.5		8		5.5		3.5		1.3		0.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.7		3.3		9.4		16.8		23.1		20.5		20.2		18.9		18.8		14.8		11		5.4		2.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		3.1		8.2		15.4		23.7		26.4		27.4		23.9		21.6		15.1		10.2		4.7		2.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.2		1		3.2		7.7		14.9		18.6		19.8		17.1		13.5		8.2		4.4		1.5		0.5

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		0.8		2.1		4.5		7.1		8.9		10		9.4		7.9		4.9		2.8		1.1		0.4

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.6		2.8		6.5		11.7		18.9		17.3		17		15.1		13.4		10		8		4		1.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.4		2.5		5.4		9.8		18.3		19.9		19.9		15.7		12.3		9		6.8		3.4		1.6