BIORKA, ALASKA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.7		-8.5		-6.6		-3.1		2.2		7.9		12.6		14.4		13.6		9.4		2.4		-4.2		-7.2

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.4		-4.6		-2		1.9		6.9		13.3		18.3		20		18.8		14.1		6.3		-0.6		-3.3

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2		-12.5		-11.1		-8.2		-2.5		2.4		6.7		8.8		8.2		4.7		-1.5		-7.8		-11.1

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.9		4.4		4.2		6.7		10.7		16.8		20.7		22.9		20.9		16.1		9.5		3.6		3.3

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-21.7		-21.7		-19.7		-16.8		-9.3		0.2		5		7.4		6.5		-0.2		-5.7		-14		-17

Average Number of Days Below 32F/0C

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		115		26		21.6		20		10.6		1.7		---		---		---		---		4		14.4		16.2

Average Number of Days Below 0F/-17C

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.2		0.6		---		---		---		---		---		---		---		---		---		---		0.6

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1396		117		87		83		58		127		73		91		131		210		153		127		139

Average Number of Days With Precipitation

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		216		19		14		21		15		20		17		16		12		18		24		19		21

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		694		350		236		256		139		694		175		230		301		432		413		341		436

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		6		---		---		7		19		24		10		43		67		18		11		27

Most Precipitation Reported in a Day

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		101.6		71.1		52.1		41.1		52.1		68.6		59.4		67.6		38.9		53.3		101.6		63.5		68.6

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

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		162		13		10		16		11		13		11		12		7		14		21		16		18

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

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		66		6		4		5		4		4		3		2		3		8		11		8		8

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

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25		3		2		2		1		1		1		1		1		3		5		3		2

Average Snowfall

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		59.7		19.6		23.1		7.9		1.5		---		---		---		---		---		---		3.8		3.8

Most Snow Reported in a Month

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		52.1		44.2		52.1		12.9		7.6		---		---		---		---		---		---		10.7		10.2

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5680		832.8		697.2		665.6		483.9		325		174.4		122.2		149.4		267.8		493.9		676.1		791.7

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		323		---		---		---		---		---		76.7		136.1		110.2		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.1		8.4		10.3		12.6		15.1		17.5		18.8		18		15.8		13.3		10.9		8.8		7.7

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.3		1.7		4.3		8.6		14		17.7		18.4		16.3		13.2		8.9		5		2.3		1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		1.2		2.7		5		7.3		9.4		9.9		9.3		7.9		5.2		3.1		1.6		0.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.2		3.6		7.5		11.4		15.2		16.2		15.8		14.4		13		10.4		7.7		4.6		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		9.3		3		6.5		10		14.5		15.9		15.9		13.1		10.9		9		6.8		4		1.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.3		1.7		4.3		8.6		14		17.7		18.4		16.3		13.2		8.9		5		2.3		1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		1.4		3.1		5.5		7.3		9.4		10		9.5		8.1		5.9		3.5		1.8		0.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		4.8		9.5		15.4		17.8		19.6		18.9		16.2		16.2		15.2		9.5		6		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		12.9		4.1		8.5		14.2		18.8		22.6		22.3		16.6		16.3		15		8.8		5.6		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		7.7		1.4		3.2		7.1		12.5		15.6		15.4		14.1		10.4		5.8		4.1		1.8		0.9

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		1.1		2.2		4.6		7.2		9.3		9.7		9.1		7.3		4.4		2.7		1.3		0.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8		2.7		5.1		8.7		13.1		14.2		13.3		12.4		9.8		5.9		5.9		3		1.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.2		2.1		3.9		6.8		11.1		12.1		10.7		9.4		6.3		3.5		4.9		2.4		1.4