WHITTIER, ALASKA

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Elevation: 248 feet Latitude: 60 47N Longitude: 148 41W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

09:59 am

01:45 am
Local Time
7:21 pm EDT
26 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		40.1		27.2		28.5		30.6		45.4		---		53.1		---		55.3		48.7		38.7		31.2		28.6

Average High Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45.1		31.1		32.6		35.4		51.4		---		59.7		---		60.9		53.4		42.8		35.3		32.7

Average Low Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		35.2		22.9		24.3		25.8		39.4		---		46.6		---		49.7		44		34.5		27		24.5

Highest Recorded Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		88		54		52		54		75		---		82		---		87		73		71		56		51

Lowest Recorded Temperature

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-19		-18		-9		-5		20		---		32		---		34		23		---		-17		-19

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		7.9		---		---		---		---		0.2		1.9		3.5		2.2		---		---		---		---

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		59.6		---		---		---		0.2		3.9		15.5		20.2		16.4		3.4		---		---		---

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		139.7		0.1		---		---		4.3		20.1		27.6		31		31		23.4		2.2		---		---

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		224.9		3.3		2.8		8.7		22.3		30.6		30		31		31		29.8		24.2		7.3		3.7

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		363.3		31		28		31		30		31		29.9		30.2		30.3		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		315.9		31		28		31		30		30.2		22.2		11.1		12.9		27.6		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		220.4		30.9		28		30.9		28.4		13.7		0.4		---		---		3.5		24		29.7		30.9

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		117.5		22.9		20.7		18.9		6.7		0.1		---		---		---		0.1		6		18.9		23.1

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		31.8		8.9		6.4		4.4		0.5		---		---		---		---		---		0.4		4.3		6.9

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		7.5		3.3		1.9		0.7		---		---		---		---		---		---		---		0.6		1

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		0.6		0.4		0.1		---		---		---		---		---		---		---		---		---		---

PRECIPITATION

Average Precipitation

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		196.7		18.3		15.6		13.9		15.4		14.9		9.8		10.9		14.7		20.7		19.9		19		23.4

Average Number of Days With Precipitation

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		202		17		16		15		16		16		14		17		18		18		19		17		19

Most Reported Precipitation in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		57.5		56.1		34.4		28.6		33.5		38.9		23		21		31.7		49.2		49		52.1		57.5

Least Reported Precipitation in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		0.7		1.7		2		2.8		1.8		1.3		0.7		2.4		2.8		4.6		5.5		0.8		3.3

Most Precipitation Reported in a Day

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		10.9		7.8		8.7		6.6		7.6		5.7		5		3.9		7.3		10.9		7.7		5.8		7.3

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		185		17		14.7		15.1		14.9		14		12.2		13.6		15.3		17		17.1		15.8		18.3

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		177		15		14		14		14		14		12		14		15		16		17		15		17

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		112		10		9		9		9		9		6		7		9		11		11		10		12

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		119.8		11.7		9.8		9.8		10		8.5		6.7		7.1		9.3		12		11.5		10.4		13

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		71		6		6		5		6		6		3		4		5		8		7		7		8

Average Precipitable Water

Years on Record: 20

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

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		258		49.2		48.6		47		21.7		1.4		---		---		---		0.1		6.5		26.7		56.8

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		60.9		11.6		10.4		10.1		4.9		0.6		---		---		---		---		2.1		8.6		12.6

Average Snow Cover

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		16		35		47		49		35		4		---		---		---		---		---		4		21

Most Snow Reported in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		177.3		120.5		114.3		139.5		120		27		---		---		---		2.5		32		77.5		177.3

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		53.3		10.3		9.2		8.8		4.3		0.4		---		---		---		---		1.9		7.7		10.7

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		29.7		5.8		4.9		5.6		2.1		0.1		---		---		---		---		0.7		4.4		6.1

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		18.2		3.5		2.9		3.3		1.3		0.1		---		---		---		---		0.4		2.3		4.4

Avg. No. of Days w/Snowfall Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6		1		1.1		1.5		0.3		---		---		---		---		---		0.1		0.5		1.5

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		193.1		30.6		28		31		29.4		18.9		2.1		---		---		---		4.3		19.8		29

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		177.7		29.7		26.9		30.5		28.6		17.2		1.7		---		---		---		1.8		15.7		25.6

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		167.7		28.3		26.4		30.5		27.7		15.9		1.3		---		---		---		1.4		12.6		23.6

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		146.5		25.1		25.5		29.2		25.9		12.7		0.6		---		---		---		0.4		7.4		19.7

HUMIDITY

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		81.1		81.2		84.2		79.1		79.7		76.7		76.2		83.3		82.4		82.3		82.3		82.8		83.8

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8702		1130		998		1009		786		564		339		251		285		473		789		994		1083

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		---		---		---		---		---		1		4		2		---		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		597		---		---		---		1		25		130		219		182		39		---		---		---

SKY CONDITIONS

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 Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		73		68.9		71.9		64.3		71.8		70.3		74.9		83.1		74.9		75		73.3		71.2		75.7

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		64.8		63.5		65.6		56.8		63		58.7		61.3		73.9		67		67.3		66		65.6		69.1

WIND

Average Wind Speed

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		8.5		10.5		10		10		8.1		7.1		6.2		5.6		6.4		7.9		9.2		10.6		10.5

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.7		0.3		1		2.3		4		5.2		5.7		5		3.9		2.6		1.4		0.5		0.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		0.2		0.6		1.3		2		2.5		2.8		2.6		2.2		1.4		0.9		0.3		0.1

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		0.9		2.1		3.7		4.9		4.9		4.9		4.4		3.9		3.3		2.5		1.3		0.5

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		0.9		1.8		3.2		4.7		5.7		5.9		4.8		3.7		3.2		2.2		1.1		0.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.7		0.3		1		2.3		4		5.2		5.7		5		3.9		2.6		1.4		0.5		0.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.2		0.8		1.4		2		2.5		2.8		2.6		2.2		1.5		1		0.4		0.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.1		2.7		4.2		5.7		5.5		5.5		5.1		5.1		4.1		3.1		1.7		0.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4		1		2.4		3.8		5.8		6.9		7.3		6.4		5.7		4.2		2.8		1.5		0.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.2		0.3		0.9		2.1		3.3		4.3		4.7		4.1		3.4		2		1.1		0.3		0.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		0.2		0.6		1.3		2		2.5		2.7		2.6		2.2		1.3		0.7		0.3		0.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.5		0.8		1.8		3.2		3.9		3.9		4		3.5		3.3		2.4		1.8		0.8		0.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.2		0.7		1.5		2.6		3.2		3.7		3.9		3.1		2.8		2		1.6		0.6		0.3

NEARBY - MAP

NEARBY - LIST

Portage Glacier - Visitor Center, Alaska (5 mi / 8 km)
Girdwood - Chugach National Forest, Alaska (10 mi / 16 km)
Alyeska, Alaska (19 mi / 31 km)
Girdwood - Airport, Alaska (19 mi / 31 km)
Lake Bay, Alaska (20 mi / 32 km)

GEOBA.SE

Whittier, Alaska