SHUNGNAK, ALASKA

Average Temperature

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5.7		-22.3		-23.4		---		-8.8		4		12.3		14.2		12.1		5.7		-6.8		-15.6		-22.6

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.2		-16.4		-16.7		-11.4		-2.3		10.8		18.4		20.8		18.1		10.7		-1.7		-11.6		-16.9

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-11.8		-27.4		-29.7		-25.9		-16.1		-2.3		5.3		7.2		5.9		0.4		-11		-20.9		-27.7

Highest Recorded Temperature

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		33.3		3.9		3.3		15		26.1		32.2		33.3		32.2		22.8		12.8		5.6		4.4		33.3

Lowest Recorded Temperature

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-55.6		-53.9		-53.9		-40.6		-26.7		-7.2		-1.7		-7.2		-20.6		-41.1		-50.6		-51.1		-55.6

Average Number of Days Above 90F/32C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.5		---		---		---		---		0.1		0.1		0.1		---		---		---		---		0.2

Average Number of Days Below 32F/0C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		246		28		30.7		28		28.6		20.6		2.7		0.5		3.8		13.9		28.1		29.7		30.9

Average Number of Days Below 0F/-17C

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		113.3		22.4		21.3		12.4		0.6		---		---		---		0.3		8.5		16.2		22.6		9

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		423		16		9		17		16		20		45		81		87		73		21		24		16

Average Number of Days With Precipitation

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		92		5		4		5		6		5		9		12		14		11		7		8		6

Most Reported Precipitation in a Month

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		226		43		30		47		72		56		93		226		217		188		55		63		41

Least Reported Precipitation in a Month

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		2		2		11		---		16		15		2		---		1

Most Precipitation Reported in a Day

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		60.5		14		10.4		18.8		26.2		28.4		46.2		60.5		39.4		34.5		14.2		14.2		11.4

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47		2		1		2		2		3		5		7		8		7		3		4		3

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

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		---		---		---		---		---		1		2		2		2		---		---		---

Average Snowfall

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		136.9		18.5		12.4		20.3		11.9		1.8		0.2		---		---		4.8		17.5		29		20.3

Average Snow Cover

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		35		63		78		86		88		33		---		---		---		---		7		30		48

Most Snow Reported in a Month

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		94.2		38.1		39.4		94.2		36.8		11.4		5.1		---		---		19.1		67.3		74.4		55.9

Heating Degree Days

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6871.7		1088.9		1018.9		941.1		648.9		273.3		52.8		23.9		57.8		215.6		605.6		850.6		1094.4

Cooling Degree Days

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.1		---		---		---		---		---		3.9		5		2.2		---		---		---		---

Growing Degree Days

Years on Record: 27

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		261		---		---		---		---		70.6		126.7		63.7		---		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.7		5.8		9.2		12.8		16.9		21		23.8		21.7		18.9		13.9		10.2		6.6		4.1

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.3		0.1		1.7		5.4		11.5		18		21.9		18.4		12.2		7.5		3.1		0.5		---

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.6		0.1		1.2		3.6		6.7		8.9		11.9		8.9		7.6		4.4		2.1		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		9.4		0.9		4.4		8.8		14.9		17.5		18		16.1		12.3		10.6		7.1		2.6		---

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.7		---		3.8		7.3		13.4		22.2		27.4		23		11.8		10.3		6.3		2.1		---

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.3		0.1		1.7		5.4		11.5		18		21.9		18.4		12.2		7.5		3.1		0.5		---

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		0.1		1.4		3.9		6.8		8.9		12.2		9.2		7.9		4.8		2.4		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		---		1.3		5.6		11.8		19.9		22.2		20.4		20.2		16.9		14.5		8.7		3.3		---

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		5		10.7		21.1		29.5		34.4		32.6		20.1		14		7.8		2.8		---

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		0.1		1.3		3.9		7.8		15.2		17.9		13.4		9		5.9		2.1		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		---		0.1		1		3.1		5.9		8.8		11.1		7.9		6.8		4		1.6		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		---		0.5		2.7		5.3		9		14.6		14.7		11.6		8.5		7.7		4		2		---

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		2.1		3.4		5.3		15.6		18.9		13.4		5.5		6.3		3.2		1.6		---