TWO RIVERS - HORNER CREEK, ALASKA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		29.5		-3		4.7		15.7		34.1		48.8		59.2		62.2		55.6		45.1		25.3		5.5		-0.1

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		41.4		7		16.2		29.2		47.3		64.5		74.2		75.3		67.1		56.1		34.4		14.4		10.1

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		17.6		-13		-6.9		2.3		20.9		33.1		44.2		49.2		44.1		34.1		16.2		-3.4		-10.2

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.1		---		---		---		---		---		0.4		0.6		0.1		---		---		---		---

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		19.6		---		---		---		---		1.4		7.3		8.4		2.5		---		---		---		---

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		64.6		---		---		---		0.5		7.3		20.8		23.2		10.8		1.9		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		119.9		---		---		0.1		3.4		22.2		28.6		29.9		24.1		10.8		0.7		---		---

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		160.3		0.1		0.2		1		13.2		29.1		29.9		30.9		30.9		22.2		2.5		0.1		0.1

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		195.7		1.1		1.4		7.2		22.5		30.9		30		31		31		28.8		10.2		0.8		0.8

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		364.6		31		28		31		30		31		29.9		30.8		30.8		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		338.5		31		28		31		30		30.7		24		16.3		25.8		29.6		30.9		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		277.2		31		28		31		30		25.8		6.6		1.8		7.8		23.6		30.6		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		235.7		30.9		27.9		30.7		27.5		14.1		1.8		0.1		1.3		11.3		29.3		29.9		30.9

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		169.9		29.5		26.5		26.9		9.9		1		---		---		---		1.4		16.9		27.5		30.3

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		135.8		26.8		23.5		20.3		5		0.3		---		---		---		---		8.6		23.6		27.6

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		99.4		21.9		17.4		13.2		2.2		---		---		---		---		---		3.6		18		23

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		14.7		0.5		0.4		0.4		0.4		0.9		2.4		3.2		2.5		1.7		0.9		0.8		0.6

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		109.1		6.8		5.2		4.3		3.3		8.4		11.7		14.9		16.5		13.2		9.6		8.1		7.1

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		44.4		2.2		1.4		1.1		1.2		2.7		6.1		7.4		8.2		6.4		3.9		2.1		1.7

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		6.2		0.1		0.1		---		0.1		0.3		0.9		1.6		2.1		0.8		---		0.1		0.1

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		1.1		---		---		---		0.1		0.1		0.1		0.4		0.3		0.1		---		---		---

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		61.4		10.5		6.9		6		2.1		0.7		---		---		---		1.4		12.1		12.7		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		52.1		8.6		6.9		5.6		1.8		0.2		---		---		---		1		9.2		10.1		8.7

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		21.5		3.4		2.4		2.1		0.8		0.2		---		---		---		0.5		4.5		4.4		3.2

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		4.9		0.9		0.8		0.4		0.1		0.1		---		---		---		0.1		0.7		1.1		0.7

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		1.2		0.3		0.1		0.1		---		0.1		---		---		---		---		0.1		0.3		0.2

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		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		200.3		31		28.2		31		25.9		1.4		---		---		---		1.1		20.7		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		189.4		31		28.2		31		24.9		1.1		---		---		---		0.1		14		28.1		31

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		172.8		30.9		28.2		31		24.2		0.6		---		---		---		---		7.5		21.3		29.1

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		129.1		21.6		26.3		31		20.5		0.1		---		---		---		---		0.7		10.7		18.2

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12987		2108		1690		1527		927		503		189		116		299		597		1231		1785		2017

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		53		---		---		---		---		1		15		30		7		---		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		962		---		---		---		3		70		281		381		189		36		2		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.5		6.5		9.5		12.7		16.4		20		22.5		20.6		17.5		13.8		10.4		7.2		5.3

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.6		0.1		0.7		2.1		4		5.4		5.9		5.2		3.8		2.4		1.1		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		1.3		0.1		0.5		1.2		1.9		2.5		2.7		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		3		0.6		1.7		3.7		5.3		5.1		5		4.6		3.8		3.3		2.2		0.9		---

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		0.4		1.5		3.3		5.4		6.7		7.4		5.8		3.9		3.3		1.9		0.8		---

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.6		0.1		0.7		2.1		4		5.4		5.9		5.2		3.8		2.4		1.1		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		---		0.1		0.5		1.3		2		2.5		2.7		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		---		0.6		1.9		4.1		6		5.6		5.7		5.4		5		4		2.7		1.1		---

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		---		0.5		1.7		3.8		6.4		7.9		9		7.6		6		4.2		2.4		1		---

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		0.1		0.6		1.8		3.5		4.4		5.2		4.6		3.3		2		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		---		0.1		0.4		1.1		1.9		2.4		2.6		2.6		2.2		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		---		0.4		1.4		3		4.5		4		4.4		4		3.3		2.5		1.8		0.7		---

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		---		0.4		1.3		2.6		4.1		4.5		5.9		4.4		2.8		2.3		1.5		0.6		---