KWETHLUK, ALASKA

Average Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.4		-14.5		-13.2		---		-3.8		5.1		10.8		13		11.8		7.4		-1.1		-8.1		-13.6

Average High Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.6		-10.9		-9.3		---		0.6		9.8		15.5		17.1		15.4		11.2		2.1		-4.7		-9.9

Average Low Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5.3		-18.1		-17.1		---		-8.2		0.3		6.2		8.9		8.2		3.7		-4.2		-11.4		-17.2

Highest Recorded Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		30.6		8.9		7.8		17.2		26.7		30		30		30.6		22.2		18.3		10.6		9.4		30.6

Lowest Recorded Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-44.4		-44.4		-39.4		-35		-15.6		-2.2		-0.6		-2.2		-7.8		-21.1		-32.2		-40.6		-44.4

Average Number of Days Below 32F/0C

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		221		29		30.3		27.7		27.9		15.3		0.6		---		0.1		5.5		25.3		28.5		30.5

Average Number of Days Below 0F/-17C

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		61.4		16.2		13.3		4.4		---		---		---		---		---		0.4		6.6		15.5		5

Average Precipitation

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		439		20		18		19		18		24		39		57		85		63		37		32		27

Average Number of Days With Precipitation

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		145		9		8		9		10		11		13		15		18		17		12		12		11

Most Reported Precipitation in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		314		165		87		87		99		92		109		106		314		179		113		107		157

Least Reported Precipitation in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		1		---		---		---		---		6		12		25		11		3		1		1

Most Precipitation Reported in a Day

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		58.4		44.7		26.2		21.6		23.4		34.3		34.5		36.3		58.4		50		34.8		36.8		30

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

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		51		2		2		2		2		3		5		7		9		7		5		4		3

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

Years on Record: 62

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

Average Snowfall

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		140.2		20.1		18		21.8		13.7		4.6		0.2		---		---		0.8		10.4		24.4		26.2

Average Snow Cover

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		7		20		22		25		12		---		---		---		---		---		---		5		15

Most Snow Reported in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		145.8		145.8		90.9		91.7		72.9		19.6		5.6		---		---		14		32.5		88.1		119.4

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7093.9		1007.2		893.3		870		652.8		410		227.8		155.6		197.2		326.1		602.8		793.3		957.8

Cooling Degree Days

Years on Record: 30

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

Growing Degree Days

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		170.9		---		---		---		---		25.8		90		55.1		---		---		---		---		---

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		12.7		15.6		18.7		21.2		19.6		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		9.4		1		3.2		8		14.5		19.2		20.6		17.4		12.4		9.1		4.9		1.7		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		5		0.8		2.1		4.6		7.1		8.9		10		9.4		7.7		5.1		3		1.1		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		10.8		2.9		6.4		12.4		17.6		17.9		17.6		15.4		12.1		11.5		8.7		4.6		1.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.8		2.6		5.4		10.6		17.4		21.2		21.5		16.4		10.2		10.9		7.8		3.9		1.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.4		1		3.2		8		14.5		19.2		20.6		17.4		12.4		9.1		4.9		1.7		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		5.3		0.8		2.6		5.3		7.3		9		10		9.5		8		5.6		3.5		1.3		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		13.5		3.5		9.4		17.2		21.8		21.1		20.3		18.8		15.3		15.2		11.5		6		2.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.8		3.2		8.3		15.9		22.6		27.8		27.5		23.6		15.5		15.6		10.3		5.3		1.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.5		0.9		2.6		6		12.3		15.4		17.5		12.6		10		6.9		4		1.5		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		0.7		1.8		4.1		7		8.8		9.9		8.9		7.2		4.6		2.6		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		8.2		2.5		4.9		8.4		14.2		14		14.9		10.9		9.5		8		6.7		3.8		1.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7		2.2		3.9		6.1		12.4		13.5		15.3		7.5		6.2		6.4		5.9		3.2		0.9