CHARLOTTE, MICHIGAN

Average Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.4		-5.5		-4.4		0.8		7.9		14.1		19.3		21.3		20.3		16.2		10.1		3.4		-2.8

Average High Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.3		-0.9		0.7		6.3		14.3		20.8		26		28.1		27.1		23.1		16.4		8.3		1.3

Average Low Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.5		-9.9		-9.4		-4.7		1.6		7.3		12.5		14.4		13.5		9.4		3.7		-1.3		-7

Highest Recorded Temperature

Years on Record: 95

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41		18		19		30		31		33		38		41		38		37		32		26		18

Lowest Recorded Temperature

Years on Record: 95

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-35		-32		-35		-27		-16		-7		-1		3		---		-4		-10		-22		-30

Average Number of Days Above 90F/32C

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.3		---		---		---		---		0.2		2.3		4.2		2.7		0.8		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153.3		29.3		26.5		25.1		13		2.5		0.1		---		---		0.8		8.6		19.5		27.9

Average Number of Days Below 0F/-17C

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.8		5		3.9		0.8		---		---		---		---		---		---		---		0.1		2.2

Average Precipitation

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		846		47		38		56		83		86		93		79		82		84		70		70		57

Average Number of Days With Precipitation

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		134		13		10		11		12		11		11		10		10		10		11		12		13

Most Reported Precipitation in a Month

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		254		116		74		131		197		253		186		170		213		254		198		160		136

Least Reported Precipitation in a Month

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		10		2		7		20		18		4		15		17		---		3		19		7

Most Precipitation Reported in a Day

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		119.1		45.7		39.4		58.7		119.1		67.1		80		68.1		80.8		91.4		58.7		57.4		46.2

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

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		74		5		4		6		7		7		7		7		6		6		6		7		6

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

Years on Record: 63

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

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

Years on Record: 63

		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		118.3		10.6		8.7		9.7		11.1		10.6		9.9		8.7		8.7		9.6		9.7		10.5		11

Most Rain Reported in a Day

Years on Record: 95

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		110		40		40		70		110		60		70		80		80		80		80		50		50

Most Rain Reported in a Month

Years on Record: 95

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1130		100		100		130		190		230		220		160		240		230		190		160		130

Least Rain Reported in a Month

Years on Record: 95

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		540		---		---		---		10		10		---		---		---		---		---		---		---

Average Snowfall

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		111.8		33		22.4		15.8		4.6		---		---		---		---		---		0.8		7.6		27.7

Most Snow Reported in a Month

Years on Record: 95

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		189		93		96		58		33		15		---		---		---		---		10		40		70

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3911.7		741.1		635		533.3		322.8		155.6		33.3		6.7		26.7		86.7		270.6		450		650

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		270.6		---		---		---		---		20.6		55.6		95.6		81.7		15.6		1.7		---		---

Growing Degree Days

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1260.6		---		---		---		---		125.7		278.3		349.6		318.6		186.7		1.7		---		---

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		11.1		12.5		13.9		15.2		15.8		15.5		14.3		12.9		11.5		10.3		9.6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.4		6.3		9.4		12.8		16.1		19.2		21.5		21.6		18		14.7		9.7		5.9		5.1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.4		3.5		5.1		6.9		8.2		8.6		8.2		7.2		5.5		4.1		2.8		2.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.1		11.8		14.4		15.9		16.6		17.6		18.7		19.2		17.6		16.8		13.2		9.4		10

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.3		12		14.7		15.6		15.9		17.6		20.2		21.2		17.8		17.1		12.8		9.1		10

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.4		6.3		9.4		12.8		16.1		19.2		21.5		21.6		18		14.7		9.7		5.9		5.1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		2.5		3.6		5.3		7.1		8.4		9		8.7		7.5		5.9		4.2		2.8		2.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18		13.1		17.4		20.8		18.5		21.6		21.2		21.5		20.8		21.9		15.3		11.5		11.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.3		13.6		18.7		23.6		19.2		26		25.9		26.5		23.9		25.7		15.7		11.8		12.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.1		5.4		8.3		11.1		13		16		17.7		17.2		15.9		11.7		8.5		4.5		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		4.9		2.3		3.1		4.2		6.7		7.3		8		7.5		6.5		4.5		3.9		2.7		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		12.2		9.6		11.9		13.1		13.1		14.7		15.5		15.4		15.5		12.8		11.1		6.4		6.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.7		9		11.6		11.6		10.3		12.1		13.6		13.5		14		10.9		9.9		5.4		6.2