UNALAKLEET, ALASKA

Average Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		26		3		4		8		22		39		49		54		51		43		27		12		---

Average High Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		33		10		12		17		30		47		56		61		58		50		34		19		7

Average Low Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		19		-4		-3		-1		14		31		42		47		45		36		21		6		-6

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		87		47		44		47		62		78		86		87		85		74		60		48		41

Average Number of Days Below 32F/0C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		235.5		30.8		28		31		29		16.6		1.7		0.2		0.7		9.2		27.4		29.9		31

Average Number of Days Below 0F/-17C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		86.5		18.4		16.8		15.9		6.4		0.1		---		---		---		---		1.5		8.6		18.8

Average Precipitation

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		13.1		0.4		0.5		0.4		0.3		0.5		0.8		2.2		4.2		2.2		0.9		0.3		0.2

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		0.4		0.2		0.2		0.2		0.3		0.4		0.6		0.8		0.7		0.5		0.3		0.2		0.2

Average Number of Rainy Days

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		28.4		1.4		1.7		1.1		0.8		1.5		2		4.5		7		3.9		2.2		1.3		1

Average Snowfall

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		33.4		4.5		6.6		4.2		2.1		0.5		---		---		---		1.4		5.6		4.8		3.7

Average Morning Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		75		67		71		71		77		76		80		81		82		80		77		74		68

Average Evening Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		72		69		73		70		74		71		74		75		73		69		71		73		69

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		20		-3		-5		3		16		32		43		49		48		38		21		8		-5

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9999.9		1863		1728		1677		1311		825		513		320		373		624		1178		1545		1838

Growing Degree Days

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		170.5		---		---		---		---		---		---		124		46.5		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.6		6.9		9.6		12.7		16.2		19.9		22.4		20.5		17.2		13.7		10.5		7.5		5.7

Average Number of Clear Days

Years on Record: 4

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		83		8		10		10		9		5		5		2		6		4		5		7		11

Average Number of Cloudy Days

Years on Record: 4

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		215		19		15		15		16		17		18		21		19		19		21		18		16

Average Number of Partly Cloudy Days

Years on Record: 4

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67		4		3		6		5		9		7		8		6		7		5		5		4

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		61.8		49.4		57.7		48.8		57.7		63.7		64.5		72.3		73.2		68.9		65		58.9		60.2

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		58.4		46.2		53		44.1		54.3		59.5		62.7		69.8		71		65.7		61.6		56		56.7

Average Wind Speed

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		11.3		14.4		14.9		12.3		10		8.5		8.1		9.1		9.6		10		11		13.7		14.5

Highest Reported Hourly Wind Speed

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		71		63		71		60		43		46		37		39		44		45		53		62		61

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.5		0.1		0.7		2		3.7		5.3		6.1		5		3.6		2.4		1.1		0.3		---

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.1		0.5		1.2		1.9		2.5		2.5		2.6		2.2		1.3		0.7		0.2		---

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		0.5		1.5		3.2		4.7		5		5.2		4.4		3.6		3.2		2.2		0.9		0.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		0.4		1.4		2.8		4.5		6.2		7.8		5.3		3.4		3.2		1.9		0.9		---

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.5		0.1		0.7		2		3.7		5.3		6.1		5		3.6		2.4		1.1		0.3		---

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		0.1		0.5		1.3		1.9		2.5		2.6		2.6		2.2		1.4		0.8		0.2		---

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.6		0.7		2		4.3		5.6		6		6.1		5.4		4.7		3.9		2.8		1.3		0.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		---		0.6		1.8		4		5.7		7.9		10.2		7.4		5.3		4.1		2.5		1.2		---

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.1		0.1		0.6		1.7		3.2		4.4		5.4		3.6		2.9		1.9		0.9		0.2		---

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.1		0.4		1.1		1.9		2.4		2.5		2.5		2.1		1.2		0.6		0.2		---

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.3		0.4		1.2		2.6		3.9		4.1		4.6		3.1		2.8		2.3		1.7		0.7		0.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		---		0.3		1		2.1		3.3		4.4		6.4		2.4		2		1.9		1.5		0.6		---