ROSSVOLL, NORWAY

Average Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2		-6		-6		-3		---		6		11		13		12		7		3		-2		-5

Average High Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5		-4		-4		---		3		8		15		16		15		11		5		---		-3

Average Low Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		---		-10		-10		-6		-2		2		7		10		8		4		---		-4		-8

Highest Recorded Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28		10		10		10		12		22		27		28		27		20		17		10		10

Lowest Recorded Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-33		-32		-32		-27		-17		-5		-1		2		-1		-6		-15		-26		-33

Average Number of Days Above 65F/18C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		---		---		---		---		1		8		9		8		1		---		---		---

Average Number of Days Above 50F/10C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		128		---		---		---		3		12		27		31		30		20		4		---		---

Average Number of Days Below 32F/0C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		186		30		26		28		23		7		---		---		---		4		14		25		29

Average Number of Days Below 0F/-17C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20		6		7		3		---		---		---		---		---		---		---		1		4

Average Number of Days With Precipitation

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		351		30		28		30		29		29		29		30		28		29		30		29		30

Average Number of Rainy Days

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		248		12		11		14		16		28		29		30		28		28		25		15		12

Average Number of Days With Thunderstorms

Years on Record: 6

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

Average No. of Days With Freezing Rain

Years on Record: 6

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

Average Number of Days With Snow

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		154		26		24		24		18		4		---		---		---		1		10		20		27

Average Morning Relative Humidity

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		85		84		82		82		83		85		80		85		90		91		87		84		86

Average Evening Relative Humidity

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71		83		79		66		60		61		58		65		65		69		78		84		87

Average Dew Point

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1		-8		-10		-7		-4		---		5		8		8		4		---		-5		-7

Heating Degree Days

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6341		775		706.3		671.7		533.3		378.9		200		155		189.4		316.7		465		616.7		740.6

Growing Degree Days

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		222.2		---		---		---		---		---		50		103.3		68.9		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.8		5.9		9.2		12.7		16.7		21		23.8		21.7		18.9		14		10.3		6.8		4.5

Average Number of Days With Fog

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46		2		2		3		2		5		2		2		7		7		7		4		3

Average No. of Days With Vision Obstruction

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		51		3		2		3		3		6		2		2		7		7		7		5		4

Average Wind Speed

Years on Record: 4

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		16		19		19		17		16		12		9		14		12		14		17		17		20

Average No. of Days With Blowing Snow

Years on Record: 6

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

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.9		0.2		1.6		4.5		9.3		13.8		16.3		14.6		12		7.3		2.8		0.5		---

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.3		0.1		1.2		3.4		6.4		8.6		9.4		7.8		7.7		4.4		1.9		0.4		---

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.4		0.8		3.4		6.4		10.4		12.4		13.7		12.8		11.8		9.7		5.2		1.9		---

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.2		---		2.8		4.5		7.7		12.1		17		15.9		10.7		9.2		4.6		1.5		---

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.9		0.2		1.6		4.5		9.3		13.8		16.3		14.6		12		7.3		2.8		0.5		---

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		0.2		1.4		4		6.8		8.8		10		8.6		7.9		4.6		2.2		0.4		---

Maximum 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		4.8		11.9		14.4		14.5		15.9		16.2		16		11.6		6.8		2.5		---

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		4.1		10.7		12.5		16.4		21.7		22.9		18.2		11.7		6		2.1		---

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		0.2		1.1		3.6		7.6		11.6		12.8		12		10.2		5.9		2.3		0.4		---

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		0.1		0.9		3		5.8		8.3		8.3		7.2		7.3		4		1.7		0.4		---

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		0.7		1.8		4.5		8		10.3		10.7		10.4		9.8		7.2		3.8		1.4		---

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		---		1.2		2.5		4.9		7.7		10.9		11.3		7.2		6		3.2		1.3		---