JUNEAU - TONGASS NATIONAL FOREST, ALASKA

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Elevation: 113 meters Latitude: 58 19N Longitude: 134 06W

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CURRENT CONDITIONS

Sunrise/Set

09:04 am

12:42 am
Local Time
7:08 pm EDT
29 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.1		-5.8		-2.6		---		4.2		7.9		11.2		12.1		11.3		8.9		5.2		-0.1		-3.8

Average High Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.5		-3.1		0.2		---		8.1		12.4		15.8		16.5		15.6		12.3		7.9		2.2		-1.4

Average Low Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.7		-8.4		-5.3		---		0.2		3.3		6.7		7.8		7.1		5.5		2.5		-2.4		-6.2

Highest Recorded Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28.9		12.8		12.2		21.7		24.4		28.9		28.3		26.7		22.8		16.1		15.6		10		28.9

Lowest Recorded Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-26.1		-25.6		-26.1		-9.4		-8.9		-2.2		-3.3		-0.6		-5		-12.2		-23.3		-25.6		-26.1

Average Number of Days Above 80F/26C

Years on Record: 30

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

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		3.7		---		---		---		---		0.2		1.3		0.9		1.2		0.1		---		---		---

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		43.2		---		---		---		1		4.4		11.6		12.9		10.3		2.9		0.1		---		---

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		146.5		---		---		0.2		6.4		21.5		28.8		30.5		30.5		22.7		5.7		0.2		---

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		236.9		2.7		4.7		13.6		25		30.6		30		31		31		30		26.6		7.3		4.4

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		359.5		31		28		31		29.9		30.9		29.1		28.8		29.1		29.6		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		229.7		31		28		31		29.5		18.3		2.2		0.1		1		4.9		22.9		29.8		31

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		157		31		28.6		24		14.1		2.4		0.2		0.1		0.1		0.7		6.8		21.8		27.4

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		44.1		13.9		8.6		3.5		0.2		---		---		---		---		---		0.1		5.4		12.4

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		16.4		6.9		3.3		1.2		---		---		---		---		---		---		---		1.1		3.9

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		13.4		4.1		0.9		---		---		---		---		---		---		---		0.1		1.5		6.8

PRECIPITATION

Average Precipitation

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2804		241		191		185		141		149		132		179		254		387		428		269		250

Average Number of Days With Precipitation

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		211		18		17		17		15		16		14		16		17		20		23		19		19

Most Reported Precipitation in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1007		513		354		319		260		312		278		425		635		642		1007		570		510

Least Reported Precipitation in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2		11		2		39		7		47		27		52		46		126		108		30		58

Most Precipitation Reported in a Day

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		161.3		93.5		76.7		64		50.3		79.2		75.4		116.6		129.8		151.1		161.3		128.3		89.2

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		176		15		14		15		12		13		10		12		14		17		21		16		17

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		78		7		6		5		4		4		3		5		7		10		12		8		7

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

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31		3		2		1		1		1		1		2		3		6		6		3		2

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		640.8		173.7		120.4		93.5		11.4		0.2		---		---		---		---		12.7		74.7		154.2

Most Snow Reported in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		375.2		310.4		375.2		312.7		55.1		7.6		---		---		---		---		90.4		195.1		276.1

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9302		1283		1040		992		764		580		398		369		403		513		739		1021		1200

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		282		---		---		---		2		14		73		102		76		15		1		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.2		8.1		10.2		12.6		15.3		17.8		19.4		18.5		16		13.4		10.8		8.6		7.4

SOLAR RADIATION

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		1.6		4		8		13.4		17.9		19		17.5		14		9.1		5.1		2.2		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		5.3		1.1		2.5		4.8		7.2		9.4		9.9		9.4		8		5.2		3.1		1.6		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.5		3.7		7.3		11.3		15.3		16.3		16.3		15.4		13.9		11.1		8.1		5		2.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.7		3		6		9		13.6		16.5		17.3		15.4		12.5		9.9		7.2		4.3		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		9.4		1.6		4		8		13.4		17.9		19		17.5		14		9.1		5.1		2.2		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		5.4		1.2		2.9		5.1		7.3		9.5		10		9.5		8.1		5.7		3.6		1.7		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		4.5		9.4		13.6		18		18		18.9		17.2		16.4		14.2		10.1		6.3		2.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		3.8		8.1		11.6		18		19.8		22.9		19.1		16.9		13.9		9.4		5.5		2.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.9		1.2		2.9		5.8		11.8		15.3		17.2		15.4		11.9		7		3.9		1.4		0.9

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5		1		2		4.2		7.2		9.3		9.9		9.3		7.7		4.7		2.6		1.1		0.7

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		4.8		7.2		13		13.8		14.7		13.6		11.5		7.7		5.8		2.5		1.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		1.9		3.6		4.6		10.3		11.7		13.9		11.8		8.6		5.6		4.7		1.8		1.6

NEARBY - MAP

NEARBY - LIST

Douglas, Alaska (10 mi / 17 km)
Thane, Alaska (11 mi / 18 km)
Fairhaven, Alaska (17 mi / 27 km)
Juneau, Alaska (17 mi / 28 km)
Lemon Creek, Alaska (17 mi / 28 km)

GEOBA.SE

Juneau - Tongass National Forest, Alaska