BARROW, ALASKA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-11.2		-25.2		-25.7		-24.8		-16.8		-6.1		2		4.9		3.9		0.1		-8.2		-17.4		-22.1

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-8.2		-21.8		-22.2		-21.2		-13.1		-3.4		4.7		8.3		6.6		2.1		-5.7		-14.3		-18.8

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-14.3		-28.6		-29.1		-28.4		-20.5		-8.6		-0.7		1.6		1.2		-1.9		-10.8		-20.4		-25.4

Highest Recorded Temperature

Years on Record: 92

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		26.1		2.2		2.2		1.1		5.6		8.3		22.2		26.1		24.4		16.7		6.1		3.9		1.1

Lowest Recorded Temperature

Years on Record: 92

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-48.9		-47.2		-48.9		-46.7		-41.1		-28.3		-15.6		-5.6		-6.7		-17.2		-35.6		-40		-48.3

Average Heat Index Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-10.9		-24.2		-24.6		-23.9		-16.6		-5.8		1.8		4.7		3.8		0.1		-8		-17.2		-21.8

Average Wind Chill Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-18.7		-35.9		-36.4		-34.9		-25.4		-12.2		-2.6		1.1		-0.2		-4.9		-15.2		-26.4		-32.2

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.4		---		---		---		---		---		0.1		0.3		---		---		---		---		---

Average Number of Days Above 65F/18C

Years on Record: 47

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

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.7		---		---		---		---		---		0.7		2.6		1.3		0.2		---		---		---

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.4		---		---		---		---		---		4		10.3		6.7		1.4		---		---		---

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63		---		---		---		---		0.6		12.7		23.4		19.3		6.9		0.1		---		---

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		365		31		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		365		31		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		364.9		31		28		31		30		31		30		31		30.9		30		31		30		31

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		356		31		28		31		30		31		29.3		27.1		27.3		29.4		31		30		31

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		303.4		31		28		31		30		30.8		19.1		8.6		12		21.1		30.7		30		31

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		222.3		31		27.9		31		29.4		18.7		0.3		---		---		2.8		21.2		29.1		31

Average Number of Days Below 10F/-12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		190.9		30.7		27.4		30.7		25.8		7.9		---		---		---		0.3		11.4		26.4		30.2

Average Number of Days Below 0F/-17C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		157.9		29.6		26		29.5		19.9		1.4		---		---		---		---		5		19.2		27.2

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		114.3		2.5		2.5		2.5		5.1		5.1		7.6		25.4		27.9		17.8		10.2		5.1		2.5

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		87.6		4.6		4.6		4.1		5.1		5.1		5.8		9.1		11.5		12.7		12.2		7.1		5.7

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.4		0.2		0.2		0.1		0.3		0.5		0.9		3.2		3.9		2.1		0.6		0.2		0.2

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.3		---		---		---		---		---		---		0.1		0.2		---		---		---		---

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

Years on Record: 30

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

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		0.8		0.3		0.3		0.3		0.5		0.8		1.3		1.6		1.5		1		0.6		0.5		0.4

Average Number of Rainy Days

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		78		4		4		4		4		4		5		9		11		11		11		6		5

Most Rain Reported in a Month

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		240		20		20		30		30		10		20		80		70		40		30		20		20

Least Recorded Rainfall

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		40		---		---		---		---		---		---		---		---		---		---		---		---

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		95.8		6.6		6.6		5.3		8.1		6.9		1.8		0.5		2.3		11.2		23.1		14.5		8.9

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		80.5		6.4		6.4		5.7		7.7		6.4		1.7		0.6		2.3		8.9		15.6		10.6		8.2

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.8		0.7		0.8		0.3		0.5		0.6		0.2		---		0.2		1.2		2.6		1.8		0.9

Avg. No. of Days w/Snow Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.6		---		0.1		---		0.1		0.1		---		---		---		0.1		0.1		0.1		---

Avg. No. of Days w/Snow Above 5in/12.7cm

Years on Record: 30

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

Avg. # of Days w/Snow Depth Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		242.4		31		28.2		31		30		24.9		1.6		---		0.2		6.8		27.7		30		31

Avg. # of Days w/Snow Depth Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		224.4		31		28.2		31		30		19.3		0.8		---		---		3.9		21.4		28.4		30.4

Avg. # of Days w/Snow Depth Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		198.4		29.6		27.3		31		29.2		14.7		0.4		---		---		0.7		12.7		25		27.8

Avg. # of Days w/Snow Depth Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		87		13.2		14.8		20.3		17.9		6		0.2		---		---		---		1.6		5.6		7.4

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		82.7		77.9		76.9		76.2		81.8		86.7		87.4		87.8		89.4		87.1		83.2		80.9		78

Average Morning Relative Humidity

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		81		68		67		66		74		87		91		92		94		92		85		77		70

Average Evening Relative Humidity

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		78		68		67		67		73		83		86		85		87		87		84		77		70

Average Dew Point

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-13.1		-26.9		-27.5		-26.8		-19		-7.6		-0.2		2.7		2.2		-1.6		-10		-19.5		-24.4

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19399		2430		2218		2407		1896		1359		881		749		806		986		1482		1929		2257

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15		---		---		---		---		---		2		8		5		---		---		---		---

Average Sea Level Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mbar		1016		1017.6		1019.5		1021.2		1018.8		1018.4		1014.8		1013.5		1012.4		1012.1		1013.5		1014.9		1015.9

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.4		---		8.3		13		21		24		24		24		22		14.4		9.6		0.8		---

Average Number of Days With Fog

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		210		14		14		13		14		20		22		23		24		20		17		15		14

Average Number of Clear Days

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65		5		12		14		11		3		4		4		1		1		2		5		3

Average Number of Cloudy Days

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		187		3		11		10		12		23		20		20		26		26		25		11		---

Average Number of Partly Cloudy Days

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		52		2		5		7		7		5		6		7		4		3		4		3		---

Average Percent Chance - Clear Skies

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		16.1		30.1		31.4		34.6		23.6		8.5		6.7		6.1		2.3		1.5		4.3		17.9		26.8

Average Percent Chance - Scattered Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		6.8		8.7		8.6		8.8		7.9		5.4		7.5		7.9		4.1		3.1		4.3		6.8		8.5

Average Percent Chance - Few Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		8.1		12.4		11.1		12.4		10.1		6		7.8		7.5		3.9		2.4		4.3		9.4		10.1

Average Percent Chance - Broken Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		13.7		12.9		12.7		12.8		13.4		11.6		19.2		20.5		14.2		11.5		10.8		12.5		12

Average Percent Chance - Overcast Skies

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		55.4		35.9		36.2		31.4		44.9		68.4		58.8		58.1		75.5		81.4		76.3		53.4		42.7

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		73.9		55.8		53.7		50.9		69		83.9		80.1		81.8		90.9		93.7		91.6		74.5		60.1

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		65		45.2		43		37.8		59.3		76.3		70.6		70.4		85.4		90		85.4		65.7		50.2

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		20.3		20		20.3		18.8		19.2		20.1		19.3		19.6		20.1		21.2		22		21.2		20.6

Highest Reported Hourly Wind Speed

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		119.1		93.3		119.1		90.1		82.1		66		69.2		88.5		88.5		106.2		107.8		88.5		98.2

Average Percent Chance - Calm Winds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		1.5		2.4		1.8		1.8		1.2		1		1		1		1.3		1.5		1.3		1.8		2.1

Average Primary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		128.4		111.1		128.8		103.2		119		135		135		135		139.1		134.8		134.9		133.1		131.7

Average Secondary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		126.1		113.9		96.2		121.8		106		106.1		121.3		218.6		232.5		102.3		104.2		91.9		93.3

Average Wind Vector Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		78.1		66.8		74.1		68.5		73.1		86.5		79.2		81.9		93.7		82.1		79.9		78.4		72.3

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.9		---		0.8		4.8		12.3		19.8		25.1		22.1		13.3		6.8		1.9		0.1		---

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		---		0.6		3.1		6.5		10		12.7		11.7		6.9		4		1.4		---		---

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.1		---		2.6		9.2		17.1		21		21.5		19.4		14.5		10.7		5.2		---		---

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		---		2.2		8.3		18		29.8		33.3		30.4		18.8		11.2		4.7		---		---

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.9		---		0.8		4.8		12.3		19.8		25.1		22.1		13.3		6.8		1.9		0.1		---

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		0.7		3.5		7		10.2		12.8		11.8		7		4.2		1.5		---		---

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		3.8		12.8		21.2		25.4		24.7		22		17.5		12.8		6.1		---		---

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		3.3		12.4		24		39.9		42.9		38		24.8		14		5.6		---		---

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		0.6		3.2		9.9		16.5		22.2		18.8		10.8		5.9		1.6		0.1		---

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		0.5		2.6		6.3		9.5		12.4		11.2		6.7		3.7		1.2		---		---

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		1.4		4.7		12.7		15.9		18.8		16.2		11		8.7		3.9		---		---

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		1.1		3.3		11.1		21.2		26.2		22.2		11.7		8.7		3.4		---		---