KNIFE RIVER, MINNESOTA

Average Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.6		-10.3		-8.5		-2.8		4		9.1		13.6		17.8		18		13.8		7.8		0.1		-7

Average High Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.9		-5		-3.1		2.1		9.1		14.9		20		24.1		23.5		19		12.6		4.2		-2.3

Average Low Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-0.7		-15.5		-13.9		-7.7		-1.1		3.3		7.2		11.6		12.6		8.6		3		-4.1		-11.7

Highest Recorded Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		37.2		13.9		15		23.9		31.1		32.2		36.7		37.2		37.2		33.3		30		21.7		16.7

Lowest Recorded Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-37.8		-37.8		-37.8		-33.3		-26.1		-12.8		-1.7		-2.8		2.8		-5.6		-17.8		-27.8		-36.1

Average Number of Days Above 90F/32C

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.9		---		---		---		---		---		0.2		1.1		0.5		0.1		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		172.1		30.7		27.6		28.7		18.1		4.6		0.1		---		---		1		8.4		23.1		29.9

Average Number of Days Below 0F/-17C

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		32.8		12.8		9.3		2.8		---		---		---		---		---		---		---		0.7		7.2

Average Precipitation

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		724		24		20		35		54		81		99		92		93		93		63		45		26

Average Number of Days With Precipitation

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		106		8		6		7		8		11		12		10		10		11		9		7		7

Most Reported Precipitation in a Month

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		276		110		121		132		224		189		227		258		276		219		195		159		78

Least Reported Precipitation in a Month

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		2		1		5		2		11		11		14		7		5		---		1

Most Precipitation Reported in a Day

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		133.3		34.5		46.7		69.3		70.1		111.2		121.9		106.7		133.3		102.1		87.6		104.1		53.9

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

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62		3		2		4		5		7		8		7		7		7		5		4		3

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

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		18		---		---		1		1		2		3		2		3		3		2		1		---

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

Years on Record: 117

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

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		102.7		7.5		5.7		6.7		7.6		10.6		11.8		10.5		10.2		10.7		8.5		6.9		7.2

Most Rain Reported in a Day

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		130		30		30		60		50		110		120		100		130		100		80		100		50

Most Rain Reported in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1090		100		120		130		170		180		220		250		270		210		150		150		70

Least Rain Reported in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		370		---		---		---		---		---		10		10		10		---		---		---		---

Average Snowfall

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		141.5		36.8		26.9		24.9		8.9		0.8		---		---		---		---		1.3		11.2		30.7

Most Snow Reported in a Month

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		130.8		119.4		119.4		91.4		74.4		20.3		---		---		---		5.1		25.4		130.8		124.2

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5053.3		883.3		717.2		628.9		426.1		286.1		155.6		69.4		58.9		152.2		337.2		550		788.3

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		98.9		---		---		---		---		---		3.3		42.2		47.2		6.1		---		---		---

Growing Degree Days

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		712.4		---		---		---		---		---		108.3		242.8		248		113.3		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.6		10.9		12.5		14.2		15.7		16.5		16.1		14.7		13		11.3		9.9		9.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.9		5		8.4		12.8		17.1		20.1		20.7		21		18.3		13.2		8.8		5.2		4.1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.1		3		4.3		6.3		7.6		8.9		9.5		9.1		8		6.3		4.4		3.1		2.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.3		8.8		12.8		16.6		17.8		18.4		17.9		18.6		18.1		15		11.8		8.6		7.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		7.6		11.3		14.2		17.1		18.6		18.2		19.6		17.9		13.7		11		7.3		6.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.9		5		8.4		12.8		17.1		20.1		20.7		21		18.3		13.2		8.8		5.2		4.1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		3.2		4.6		6.5		7.7		9.1		9.6		9.3		8.1		6.7		4.9		3.5		2.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.8		9.9		14.4		18.5		21.2		22.6		21.2		21.4		20.9		18.1		14.1		10.7		8.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.2		8.9		12.9		16.2		22.4		25.6		24.7		24.6		22.6		17.7		13.5		9.7		7.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.9		4.4		7		11.3		14.9		16.5		18.2		17.2		16		10.8		6.8		4.4		3.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		2.7		3.8		5.9		7.5		8.8		9.3		9		8		5.9		3.8		2.7		2.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.9		7.5		10.4		14.3		15.3		15.1		15.8		15.3		15.6		11.9		8.9		6.9		5.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.1		6.3		8.8		11.6		13		12.4		14		13		13.7		9.7		7.8		5.6		5