SPIRIT MOUNTAIN, ALASKA

Average Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.9		-22.6		-14.2		---		1.1		7.5		12.2		13.9		12		7.4		-1.4		-11.8		-19.2

Average High Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.8		-17.8		-8.2		---		6.9		13.8		18.3		19.5		17.6		13.2		3.6		-7.6		-14.3

Average Low Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-7.5		-27.4		-20.3		---		-4.8		1.2		6.2		8.3		6.3		1.6		-6.4		-16.2		-23.9

Highest Recorded Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		32.8		11.1		8.3		19.4		27.8		32.8		31.1		27.8		20.6		20.6		7.8		8.9		32.8

Lowest Recorded Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-48.9		-48.3		-43.9		-27.8		-15.6		-2.2		-2.2		-6.7		-12.2		-28.9		-41.1		-48.9		-48.9

Average Number of Days Above 90F/32C

Years on Record: 61

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

Average Number of Days Below 32F/0C

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		224		29		30.6		27.8		26.2		10.7		0.7		0.2		2.5		11.1		26.2		28.6		30.3

Average Number of Days Below 0F/-17C

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		88.1		25.1		17.5		0.7		---		---		---		---		---		2.9		12.7		22.2		7

Average Precipitation

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		279		14		22		8		5		9		26		32		30		31		28		31		41

Average Number of Days With Precipitation

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46		3		3		2		1		2		4		6		6		6		5		4		4

Most Reported Precipitation in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		259		54		69		20		14		24		189		84		81		115		76		221		259

Least Reported Precipitation in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		---		---		---		---		---		---		8		---		---

Most Precipitation Reported in a Day

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		106.2		38.4		44.5		20.3		10.2		16.5		63.5		27.4		34.3		46.5		47.5		96.5		106.2

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		2		2		1		1		1		2		4		3		3		3		2		3

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		---		1		---		---		---		1		---		1		1		1		1		1

Average Snowfall

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		65.8		7.6		15.8		5.3		1.5		---		---		---		---		---		5.8		18.8		10.9

Average Snow Cover

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5		2		27		5		---		---		---		---		---		---		---		7		17

Most Snow Reported in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		76.2		29.2		45.7		16.5		12.2		---		---		---		---		---		43.7		76.2		20.3

Heating Degree Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5431.7		1096.1		762.2		623.9		350.6		167.2		40.6		16.7		44.4		161.1		439.4		738.9		990.6

Cooling Degree Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.3		---		---		---		---		---		0.6		2.2		0.6		---		---		---		---

Growing Degree Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		247.6		---		---		---		---		68.9		116.7		62		---		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.5		7.5		9.9		12.7		15.7		19		22		20.2		16.6		13.6		10.6		8		6.5

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.5		0.9		3.4		8.3		14.7		18.5		20.1		17.9		14.4		9.1		4.8		1.6		0.4

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		0.7		2.2		4.7		7		8.9		10		9.4		7.9		5		3		1		0.3

Average 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		3.2		7.3		13.4		18.8		17.6		17.2		15.8		14.7		12		9.2		4.7		1.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.5		2.9		6.3		11.8		18.3		20.2		20.9		17.8		14.7		11.6		8		4		1.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.5		0.9		3.4		8.3		14.7		18.5		20.1		17.9		14.4		9.1		4.8		1.6		0.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		0.8		2.4		4.9		7.1		9		10		9.5		8		5.5		3.2		1.1		0.4

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		4.2		8.5		15.4		20.3		19.1		19		18.5		18		15.6		10.7		5.6		2.3

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.3		3.9		7.5		14.1		20.5		23.2		25.3		23.6		20.5		16.2		9.4		4.9		1.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.1		0.8		3		7		12.8		15.4		17.9		15.6		12.3		7.7		3.4		1.2		0.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		0.6		2		4.3		7		8.8		9.9		9.3		7.8		4.7		2.3		0.9		0.3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.2		2.5		6		10.6		15.8		14.2		15.2		13.7		12		9.5		5.8		3.4		1.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.4		2.2		5.2		8.6		13.9		13.9		16.4		13.2		10.1		8.4		4.6		2.8		1.1