COUGHLIN, MONTANA

Average Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		39		16		20		28		40		48		54		61		59		51		41		29		19

Average High Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		54.2		27.2		32.9		40.9		54.2		63.9		71.2		81.9		80.6		69.8		57.5		40.4		29.9

Average Low Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		24.5		5.4		8.5		16		26		32.5		38.6		41.6		39.2		32.4		25.7		17.8		10

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		93.6		44.2		49.4		57.4		69.1		75.6		93.1		92.4		93.6		83.4		64.2		56.9		44

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-3.5		-3.5		3.9		18.1		27.2		38.5		46.1		50.2		49.6		40.2		30.5		8.6		-2.3

Average Number of Days Above 90F/32C

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.5		---		---		---		---		---		1		5.4		4.8		0.3		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		236.2		30.3		27.8		29.4		24.7		15.5		5		1.9		4.1		15.4		24.2		28		29.9

Average Number of Days Below 0F/-17C

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33.6		11.4		8.3		3.7		0.1		---		---		---		---		---		0.1		2.5		7.6

Average Precipitation

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		16.9		1.7		1.3		1.2		0.9		1.9		2.3		1		1		1.3		1.2		1.5		1.8

Average Number of Days With Precipitation

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107		11		9		9		8		10		12		6		6		7		8		10		11

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9.8		2.3		1.9		2.9		5.6		9.8		5.9		4.2		2.3		5.7		5.7		2.4		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		---		0.3		0.1		0.2		0.3		0.6		0.8		0.2		0.3		0.3		0.2		0.2		---

Most Precipitation Reported in a Day

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5		2		1.4		5		1.1		2.3		1.8		1.3		1.5		1.4		1.8		1.5		1.8

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

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		54		6		5		4		3		5		6		3		3		4		4		5		6

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

Years on Record: 78

		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: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		78.5		20.1		14.2		9.4		3.3		0.6		---		---		---		0.4		2.7		10.3		17.5

Average Snow Cover

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		2		7		8		5		---		---		---		---		---		---		---		1		4

Most Snow Reported in a Month

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		82		82		62.5		34.8		17.5		7		1.6		0.2		---		6		20		46.5		52

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7244		1325		1024		874		560		302		114		31		41		205		538		972		1258

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		626		---		---		---		---		12		98		233		224		59		---		---		---

Growing Degree Days

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		770		---		---		---		---		---		120		341		279		30		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.6		10.9		12.5		14.2		15.7		16.5		16.1		14.7		13		11.3		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		1.5		2.4		3.6		4.7		5.4		6		6.7		5.7		4.2		2.7		1.6		1.3

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		0.9		1.2		1.7		2.1		2.5		2.6		2.6		2.3		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		2.6		3.6		4.5		4.9		5		5.2		6		5.7		4.9		3.6		2.7		2.3

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		2.2		3.2		4		4.7		4.9		5.5		6.7		6.1		4.7		3.4		2.3		2

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		1.5		2.4		3.6		4.7		5.4		6		6.7		5.7		4.2		2.7		1.6		1.3

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.9		0.9		1.3		1.9		2.1		2.5		2.7		3.1		2.6		2.1		1.5		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		4.9		2.9		4		5.2		5.6		5.7		6		7		6.6		6.2		4.4		3.1		2.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		2.6		3.8		4.9		5.7		6.2		7		7.8		7.1		6.2		4.3		2.7		2.3

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		1.3		2.1		3.2		4.3		4.6		5.2		5		4.9		3.3		2.2		1.3		1.1

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		0.8		1.1		1.7		2.1		2.4		2.6		2.5		2.2		1.7		1.1		0.8		0.7

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		2.2		3.1		3.9		4.5		4.2		4.5		4.4		4.9		3.7		2.9		2		1.9

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		2		2.7		3.3		4		3.6		4.1		3.9		4.7		3.2		2.6		1.7		1.7