KNIFE RIVER, MINNESOTA

Average Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		40.3		13.5		16.7		26.9		39.2		48.4		56.5		64.1		64.4		56.8		46		32.1		19.4

Average High Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		49.8		23		26.4		35.7		48.3		58.9		68		75.4		74.3		66.2		54.7		39.5		27.8

Average Low Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		30.8		4.1		6.9		18.2		30.1		38		44.9		52.8		54.6		47.4		37.4		24.7		11

Highest Recorded Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		99		57		59		75		88		90		98		99		99		92		86		71		62

Lowest Recorded Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-36		-36		-36		-28		-15		9		29		27		37		22		---		-18		-33

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
in		28.5		0.9		0.8		1.4		2.1		3.2		3.9		3.6		3.7		3.7		2.5		1.8		1

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
in		10.9		4.3		4.8		5.2		8.8		7.4		8.9		10.2		10.9		8.6		7.7		6.2		3.1

Least Reported Precipitation in a Month

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		0.1		---		0.2		0.1		0.4		0.4		0.5		0.3		0.2		---		---

Most Precipitation Reported in a Day

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5.2		1.4		1.8		2.7		2.8		4.4		4.8		4.2		5.2		4		3.5		4.1		2.1

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
in		5.3		1.4		1.5		2.7		2.3		4.4		4.8		4.2		5.3		4		3.5		4.1		2.1

Most Rain Reported in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		43.2		4.3		4.8		5.2		6.7		7.4		8.9		10		10.9		8.6		6.3		6.3		3.1

Least Rain Reported in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		14.8		---		0.1		---		0.2		0.1		0.4		0.4		0.5		0.3		0.2		---		---

Average Snowfall

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		55.7		14.5		10.6		9.8		3.5		0.3		---		---		---		---		0.5		4.4		12.1

Most Snow Reported in a Month

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		51.5		47		47		36		29.3		8		---		---		---		2		10		51.5		48.9

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9096		1590		1291		1132		767		515		280		125		106		274		607		990		1419

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		178		---		---		---		---		---		6		76		85		11		---		---		---

Growing Degree Days

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1282.5		---		---		---		---		---		195		437.1		446.4		204		---		---		---

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
kWh/m2		3.6		1.4		2.3		3.6		4.7		5.6		5.8		5.8		5.1		3.7		2.4		1.5		1.1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.8		1.2		1.7		2.1		2.5		2.6		2.5		2.2		1.8		1.2		0.9		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4		2.4		3.6		4.6		5		5.1		5		5.2		5		4.2		3.3		2.4		2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		2.1		3.1		3.9		4.8		5.2		5.1		5.4		5		3.8		3.1		2		1.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.6		1.4		2.3		3.6		4.7		5.6		5.8		5.8		5.1		3.7		2.4		1.5		1.1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		0.9		1.3		1.8		2.2		2.5		2.7		2.6		2.3		1.9		1.4		1		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.7		2.8		4		5.1		5.9		6.3		5.9		5.9		5.8		5		3.9		3		2.3

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		2.5		3.6		4.5		6.2		7.1		6.9		6.8		6.3		4.9		3.7		2.7		2.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3		1.2		1.9		3.1		4.1		4.6		5.1		4.8		4.5		3		1.9		1.2		1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.8		1.1		1.7		2.1		2.4		2.6		2.5		2.2		1.7		1.1		0.8		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.3		2.1		2.9		4		4.2		4.2		4.4		4.2		4.3		3.3		2.5		1.9		1.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.8		1.8		2.5		3.2		3.6		3.5		3.9		3.6		3.8		2.7		2.2		1.6		1.4