CHECKERBOARD, MONTANA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		42.2		23.6		27.5		33		41		48.9		56.5		61.9		61.3		52.7		44.1		31.3		24.9

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		55.4		34.1		39		44.9		54.6		62.8		70.9		77.6		78		68.5		58.2		41.6		34.9

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		29		13		15.9		21		27.4		35		42.1		46.1		44.6		36.8		29.9		20.9		14.9

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		85.3		45.8		48.8		53.9		65.3		68.6		81.8		84		85.3		76.5		64.9		55.2		44.4

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-0.5		-0.5		2.5		15.7		21.6		30.4		38.7		40.9		40.4		32.3		26.2		6.4		0.4

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		13.6		0.5		0.3		0.7		1.2		2.2		2.2		1.9		1.6		1.2		0.8		0.5		0.5

Average Number of Days With Precipitation

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		102		8		8		11		10		11		11		8		7		6		6		8		8

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4.9		1.4		1.4		1.8		2.8		4.6		4.9		4.1		3.5		2.9		2.3		1.5		2.2

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		---		0.1		0.1		0.4		0.6		0.1		0.2		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		1.8		0.3		0.5		0.6		1		0.9		1.1		0.8		1.8		1		0.5		0.6		1.3

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62		3		4		5		6		9		9		5		5		4		4		4		4

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

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		---		---		---		1		1		2		1		1		1		---		---		---

Average Snowfall

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		60.1		16.5		18		---		---		2.6		---		---		---		---		---		15.4		7.6

Most Snow Reported in a Month

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		27.3		20.5		18		---		---		9		---		---		---		---		---		27.3		15.2

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8399		1285		1051		993		720		499		264		143		159		378		650		1013		1244

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107		---		---		---		---		---		10		44		45		8		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		995.2		---		---		---		---		---		195		368.9		350.3		81		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.7		10.9		12.5		14.2		15.7		16.4		16		14.6		13		11.4		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		3.8		1.4		2.3		3.4		4.6		5.6		6.2		6.6		5.6		4.2		2.7		1.6		1.2

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		2.6		2.2		1.9		1.3		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		2.4		3.5		4.3		4.8		5.1		5.4		5.9		5.6		4.8		3.7		2.6		2.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		2.1		3.1		3.7		4.6		5.2		5.8		6.6		5.8		4.6		3.5		2.3		1.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		1.4		2.3		3.4		4.6		5.6		6.2		6.6		5.6		4.2		2.7		1.6		1.2

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		1.9		2.2		2.5		2.7		2.8		2.4		2.1		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		4.8		2.8		3.9		5.1		5.5		5.9		6.1		6.7		6.3		6		4.2		2.9		2.4

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		2.5		3.6		4.8		5.7		6.5		7.2		7.7		6.8		6		4		2.7		2.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.2		1.2		2		2.8		4.1		4.8		5.2		5.1		5		3.4		2.4		1.4		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		0.7		1.1		1.6		2.1		2.4		2.6		2.5		2.2		1.7		1.2		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		3.5		2		3		3.4		4.2		4.4		4.5		4.5		5		3.8		3.2		2.1		1.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		1.7		2.6		2.7		3.6		3.8		4.2		4.1		4.9		3.3		3		1.8		1.5