FRONTIER, MICHIGAN

Average Temperature

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		47.8		23.1		24.7		34.6		46.5		57.7		67.2		71.2		69.3		62.4		51.2		38.5		27.1

Average High Temperature

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		58		30.9		33.3		44.1		57.7		69.5		78.9		83.2		81.3		74.2		61.7		46.8		34.3

Average Low Temperature

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		37.6		15.4		16.1		25		35.4		45.9		55.5		59.2		57.3		50.6		40.1		30.3		19.9

Highest Recorded Temperature

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		107		67		69		83		88		94		104		107		104		98		91		79		69

Lowest Recorded Temperature

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-25		-22		-25		-14		3		19		31		36		34		26		15		-4		-19

Average Number of Days Above 90F/32C

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.3		---		---		---		---		0.2		2.3		5.2		3.3		1.3		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		148.4		29.2		26.5		24.3		12.3		2.3		---		---		---		0.8		7		18.5		27.5

Average Number of Days Below 0F/-17C

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.6		4.1		3.3		0.4		---		---		---		---		---		---		---		0.1		1.8

Average Precipitation

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		36.2		2.2		2		2.8		3.3		3.8		3.9		3.4		3.2		3.3		2.8		2.9		2.5

Average Number of Days With Precipitation

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		128		12		10		11		12		12		10		9		9		9		10		12		12

Most Reported Precipitation in a Month

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		11.5		6		5.9		5.9		7.5		11.5		8.7		8.8		8.3		7.7		9.4		7.5		6.2

Least Reported Precipitation in a Month

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		0.1		0.2		0.3		0.1		0.8		0.8		0.5		0.1		0.4		0.3		0.2		0.1		0.4

Most Precipitation Reported in a Day

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		6.1		2.4		2.4		2.6		3.4		3.8		6.1		6		3.9		3.9		3.3		2.4		2.4

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

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		78		6		5		7		8		8		7		6		6		6		6		7		6

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

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23		1		1		2		2		3		3		2		2		2		2		2		1

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

Years on Record: 120

		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		128.5		11.9		10.1		11.6		12.2		11.6		10.2		10		8.8		9.3		10		11.5		12.3

Most Rain Reported in a Day

Years on Record: 106

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		6.1		2.4		1.8		2.3		2.8		3.8		6.1		6		3.2		2.1		3.3		2.3		5

Most Rain Reported in a Month

Years on Record: 106

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		48.8		6		5.9		5.5		6.5		8.6		8.2		8.4		8.3		7.7		9.4		6.9		6.3

Least Rain Reported in a Month

Years on Record: 106

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		10		0.2		0.3		---		0.9		0.8		---		---		---		---		---		---		---

Average Snowfall

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		46.5		11.7		10.3		7.2		2		0.1		---		---		---		---		0.3		4.3		10.6

Most Snow Reported in a Month

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		37.2		37.2		28.6		21		10		5		---		---		---		2		6.5		19		36.4

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7189		1376		1166		975		594		288		58		11		40		158		498		825		1200

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		475		---		---		---		---		36		98		176		135		28		2		---		---

Growing Degree Days

Years on Record: 120

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2419.4		---		---		---		---		238.7		516		657.2		598.3		372		37.2		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.1		11.1		12.5		13.9		15.1		15.8		15.4		14.3		12.9		11.5		10.3		9.7

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.8		2.6		3.5		4.5		5.3		6.1		6		5.1		4.2		2.8		1.7		1.4

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		0.7		1		1.5		1.9		2.3		2.4		2.3		2		1.6		1.2		0.8		0.6

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		3.2		3.8		4.2		4.6		4.8		5.3		5.3		5		4.8		3.8		2.7		2.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.2		3.3		3.8		4		4.3		4.8		5.7		5.8		5		4.9		3.7		2.6		2.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.8		2.6		3.5		4.5		5.3		6.1		6		5.1		4.2		2.8		1.7		1.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.5		2		2.4		2.5		2.4		2.1		1.7		1.2		0.8		0.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5		3.7		4.4		5.4		5.1		5.9		6		6		5.6		6.1		4.4		3.7		3.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.5		3.9		4.6		5.9		5.2		6.9		7.5		7.2		6.1		7.1		4.6		3.9		3.5

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		1.6		2.2		2.9		3.4		4.4		5.3		4.4		4.4		3.2		2.4		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		1.4		0.7		1		1.3		1.9		2.1		2.2		2.1		1.9		1.3		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		2.7		3		3.3		3.4		4		4.7		4		4.3		3.4		3.1		1.7		1.5

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		2.6		2.8		2.7		2.5		3.2		4.4		3.2		3.7		2.8		2.8		1.3		1.3