HOUGHTON TWP, MICHIGAN

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.1		-4.2		-3.2		1.7		7.7		14.2		19.4		22.2		21		16.9		10.7		4.6		-1.4

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.8		-0.7		0.6		6.2		12.9		20		25.2		27.7		26.3		22.2		15.4		8.3		1.9

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.4		-7.8		-7.1		-2.7		2.4		8.3		13.7		16.6		15.7		11.7		5.8		0.7		-4.7

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		30.8		4.7		6.1		11.8		16.1		23.9		28.2		30.8		28.9		26.4		20.5		11.8		6.6

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-14.2		-14.2		-13.3		-6.8		---		5.6		10.7		14.4		13.6		9.7		3.3		-3.4		-11.4

Average Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		---		70		74		70		70		74		50		96		---

Average Number of Days With Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		84		---		---		---		---		10		12		11		11		12		9		19		---

Most Reported Precipitation in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		220		---		---		---		---		186		161		168		158		220		118		96		---

Least Reported Precipitation in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		---		9		15		2		8		22		17		96		---

Most Precipitation Reported in a Day

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		94.2		---		---		---		3.3		65		81.3		52.1		75.7		94.2		37.9		38.4		---

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

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		---		---		---		---		---		6		7		6		6		6		5		11		---

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

Years on Record: 60

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

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

Years on Record: 60

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

Average Snowfall

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		---		---		---		---		---		0.5		---		---		---		---		0.5		74.9		---

Most Snow Reported in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		74.9		---		---		---		---		6.3		---		---		5.8		---		5.1		74.9		---

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3677.8		700.6		604.4		515		320		147.2		33.3		7.2		12.8		68.9		241.7		414.4		612.2

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		331.7		---		---		---		---		17.8		66.7		124.4		94.4		25.6		2.8		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1359.7		---		---		---		---		129.2		283.3		377.2		341		208.3		20.7		---		---

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		14.3		15.9		16.7		16.2		14.8		13		11.3		9.8		9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		4.7		8		12.6		17		19.8		20.8		20.3		17.6		12.6		8.1		4.7		3.7

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		8.9		9.5		9.2		8.1		6.2		4.2		2.8		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		13.9		8.1		12.4		16.6		18		18.2		18		18		17.4		14.4		11.1		7.8		6.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		7.2		10.8		14.2		17.3		18.4		18.5		18.5		16.9		13.1		10.2		6.5		5.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		4.7		8		12.6		17		19.8		20.8		20.3		17.6		12.6		8.1		4.7		3.7

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		4.4		6.5		7.8		9.1		9.7		9.3		8.2		6.5		4.8		3.1		2.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.2		9.8		13.6		18.7		21.8		21.7		20.1		20.3		20.7		16.9		13.6		9.2		7.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.4		9.1		12.1		16.5		23.1		24.5		22.6		22.8		22.3		16.2		12.9		7.7		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		10.6		4.2		6.8		11		13.5		16.8		17.4		17.1		15.9		10.2		6.8		3.7		3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		2.6		3.7		5.9		7.5		8.8		9.4		9.1		8		5.8		3.8		2.5		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		11.5		7		10.4		14.2		13.7		15.3		15.1		15.2		15.6		11.2		9		5.9		5

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.6		6.1		8.8		11.4		10.8		13		12.7		12.9		13.7		8.9		7.9		4.5		4.1