ISABELLA, MINNESOTA

Average Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.7		-15.2		-12		-4.8		2.9		10		14.9		17.7		16.7		11.8		5.4		-3.9		-11.6

Average High Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.8		-9.4		-5.8		1.6		9.3		17.3		21.9		24.5		23.5		17.9		10.8		0.3		-6.3

Average Low Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-3.6		-21.2		-18.8		-11.4		-3.8		2.7		7.9		10.9		9.9		5.7		0.1		-8.2		-16.6

Highest Recorded Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		36.7		10.6		13.9		18.9		29.4		33.3		36.7		35		35.6		33.9		27.2		23.9		11.1

Lowest Recorded Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-41.7		-41.1		-41.7		-36.7		-22.8		-12.8		-5.6		0.6		-2.8		-6.7		-22.2		-31.7		-40

Average Number of Days Above 90F/32C

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.6		---		---		---		---		0.1		0.4		0.7		0.4		0.1		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		200.8		30.1		27.6		29.7		23.5		10.1		1.3		---		0.2		4.6		17.1		26.6		30.1

Average Number of Days Below 0F/-17C

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.6		19.3		14.9		6.6		0.2		---		---		---		---		---		0.2		3.1		13.3

Average Precipitation

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		753		24		22		38		60		78		99		98		99		92		66		44		33

Average Number of Days With Precipitation

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		120		8		6		7		8		11		13		13		12		13		11		9		9

Most Reported Precipitation in a Month

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		308		124		70		144		178		154		208		219		308		191		217		84		92

Least Reported Precipitation in a Month

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		3		5		4		9		23		31		18		18		28		18		---		7

Most Precipitation Reported in a Day

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		134.1		36.6		26.9		89.9		61.5		51.8		134.1		96.5		95.2		68.8		76.2		32.3		26.4

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

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		66		3		2		3		5		7		8		8		8		8		6		5		3

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

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20		---		---		1		2		2		3		3		3		2		2		1		1

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

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		---		---		---		---		1		1		1		1		1		---		---		---

Average Snowfall

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		197.1		45.7		24.9		28.4		20.6		1.5		---		---		---		0.2		4.8		35.8		35

Most Snow Reported in a Month

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		160.3		160.3		58.4		87.6		69.1		12.7		2.5		---		---		7.6		27.9		90.2		90.7

Heating Degree Days

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4123.9		866.1		699.4		546.1		297.8		115		23.9		3.3		7.2		72.8		235		501.1		756.1

Cooling Degree Days

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		82.2		---		---		---		---		3.3		15.6		35		23.3		5		---		---		---

Growing Degree Days

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		649.4		---		---		---		---		---		148.3		239.4		208.4		53.3		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.5		10.8		12.5		14.2		15.8		16.6		16.1		14.7		13		11.3		9.8		9.1

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.3		4.8		8.2		12.4		16.4		19.4		20.4		19.9		17.3		12.3		8		4.8		3.8

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		2.8		4.2		6.2		7.6		9		9.6		9.2		8.1		6.2		4.2		2.9		2.3

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.7		8.3		12.8		16.3		17.2		17.8		17.6		17.8		17.1		14.1		10.8		8		6.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.8		7.6		11.2		13.9		16.2		17.6		17.8		17.9		16.3		12.6		9.9		6.7		6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.3		4.8		8.2		12.4		16.4		19.4		20.4		19.9		17.3		12.3		8		4.8		3.8

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		3.1		4.5		6.5		7.7		9.1		9.7		9.4		8.1		6.6		4.6		3.2		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		16.1		9.7		14.3		18.8		21.5		21.7		20.2		19.3		20		17.3		12.8		9.4		8.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.3		9		12.7		16.5		22.8		24.5		22.9		21		21.2		16.7		12.1		8.2		7.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.3		4.1		6.9		10.7		12.7		16.5		17.7		16.8		13.5		10.4		6.7		4.1		3.2

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		2.6		3.8		5.8		7.5		8.8		9.4		9.1		7.9		5.8		3.7		2.6		2.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		7		10.5		13.8		12.7		15.1		15.4		14.9		13		11.5		8.8		6.6		5.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.1		6		8.9		10.9		9.3		12.6		13.2		12.4		9.6		9.3		7.7		5.2		4.7