ARKA, RUSSIA

Average Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		22.6		-12.8		-7.8		4.5		23		39.4		52.3		57.7		56.1		43.9		21.9		-0.6		-11.7

Average High Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		34.2		-1.5		7		19.8		34.3		49.8		64.6		68.4		66.9		55		32.4		9.7		-2.2

Average Low Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		9.9		-24.9		-22.5		-13.4		7.9		27.1		38.8		46.6		44.6		32		10		-12.6		-22.7

Highest Recorded Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		97		34		33.8		48.2		62.6		84		93.9		97		91.6		81		59		38.7		33.1

Lowest Recorded Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-56.7		-56.7		-54.9		-45		-31		---		10.9		28		23		6.8		-25.8		-50.8		-56.2

Average Precipitation

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12.7		0.5		0.2		0.3		0.8		1		1.3		2.1		2.1		1.7		1.3		0.9		0.5

Average Number of Days With Precipitation

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		104.9		4.2		5.2		8.3		10.9		10.7		10.7		10.7		11.9		10.8		8.6		8.3		4.6

Average Snow Cover

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		10.1		15.3		15.5		18.8		19.7		16.3		1.4		---		---		0.8		9.1		11.1		12.8

Average Relative Humidity

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		81.9		86.7		83.9		81.4		76.4		74.8		71.2		76.9		82.4		84.2		88.9		89.4		86.9

Heating Degree Days

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15850.9		2424.2		2055.2		1915.8		1317		823.1		399		232.5		286.8		645		1357.8		1993.5		2401

Growing Degree Days

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		461.8		---		---		---		---		---		51		232.5		178.3		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.3		7.7		9.9		12.6		15.4		18.3		20.4		19.3		16.4		13.6		10.8		8.3		7

Average Number of Clear Days

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		78		12.2		7.6		10		5.9		2.6		2.1		3.3		1.9		4.3		8.2		8.8		11.1

Average Number of Cloudy Days

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		191.1		11		11.2		14.4		16.3		20.8		20.3		19.8		20.9		16.7		13.9		14		11.8

Average Number of Partly Cloudy Days

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		95.9		7.8		9.2		6.6		7.8		7.6		7.6		7.9		8.2		9		8.9		7.2		8.1

Average Wind Speed

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		3.3		3.6		3.2		3.2		3.2		3.3		3.3		2.9		2.7		2.9		3.4		3.8		4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		0.4		1.3		2.9		4.6		5.4		5.8		5.2		4.2		2.8		1.6		0.6		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		1.5		0.3		0.8		1.5		2		2.5		2.8		2.6		2.2		1.5		0.9		0.4		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		3.6		1.2		2.7		4.7		5.8		5.3		5		4.6		4.3		3.6		2.9		1.7		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		3.6		1.1		2.4		4.2		5.8		5.9		6.1		5		4.4		3.5		2.5		1.5		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		2.9		0.4		1.3		2.9		4.6		5.4		5.8		5.2		4.2		2.8		1.6		0.6		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		1.5		0.3		0.8		1.7		2.3		2.5		2.8		2.6		2.2		1.6		1		0.4		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		4.2		1.5		3.2		5.4		6.7		6		6.5		5.2		5.2		4.3		3.5		2		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		4.6		1.5		2.8		5		6.8		7.1		9.5		6.5		5.9		4.4		3.1		1.8		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		2.4		0.4		1		2.5		3.9		4.7		4.8		4.2		2.9		2.1		1.3		0.5		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		1.4		0.3		0.6		1.4		2		2.5		2.7		2.6		2		1.3		0.8		0.3		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		2.8		1		1.9		3.8		4.8		4.6		4.1		3.7		2.8		2.5		2.2		1.1		0.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.4		0.9		1.5		3.4		4.3		4.6		4		3.3		1.9		2.1		1.8		0.9		0.7