TROUT CREEK, MONTANA

Average Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6		-5		-2		1		6		11		14		17		16		12		6		---		-2

Average High Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14		---		3		7		14		20		24		29		29		23		15		6		1

Average Low Temperature

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1		-9		-8		-5		-1		1		4		6		5		2		---		-4		-7

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		34.2		6.8		11.3		15.3		22		24.3		31.8		34.2		33.9		28.6		21.2		14		8.2

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-22.6		-22.6		-18.6		-8.4		-4.2		2		6.7		8.7		8.1		2.6		-1.6		-13.8		-17.3

Average Number of Days Above 90F/32C

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		26.3		---		---		---		---		0.6		2.1		11.5		10.1		2		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		205.5		29.7		26.9		28.2		21.1		11.3		3.2		1.3		2.1		10.1		18.2		24.7		28.7

Average Number of Days Below 0F/-17C

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.6		5.8		3		1		0.1		---		---		---		---		---		---		0.8		3

Average Precipitation

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		770		100		80		70		40		40		40		20		20		30		60		90		110

Average Number of Days With Precipitation

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		131		16		13		14		11		10		10		5		5		7		11		13		16

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		142		34		39		48		62		140		139		142		70		89		68		33		24

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		3		---		18		10		---		---		---		---		---		1

Most Precipitation Reported in a Day

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		65		55.4		48.5		43.4		43.4		40.4		65		33		25.9		36.8		58.9		55.4		47

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

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		84		11		9		9		6		6		6		3		3		4		7		9		11

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

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17		2		2		2		1		1		1		1		---		1		1		2		3

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

Years on Record: 49

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

Average Snowfall

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		197.1		58.4		41.4		22.9		1.8		0.2		0.2		---		---		---		1.8		19.3		51

Average Snow Cover

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		10		33		40		27		2		---		---		---		---		---		---		2		15

Most Snow Reported in a Month

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		212.3		212.3		108		104.7		19.6		15.2		12.7		---		---		1.3		16.5		99.8		156.7

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4165		725		561.7		490		332.2		192.2		80		29.4		33.3		145.6		321.7		545		708.9

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		212.8		---		---		---		---		2.2		33.3		88.3		75.6		13.3		---		---		---

Growing Degree Days

Years on Record: 49

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		698.8		---		---		---		---		34.4		133.3		241.1		206.7		83.3		---		---		---

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		15.8		16.6		16.2		14.8		13		11.3		9.8		9.1

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		4.9		8.2		12.7		17		19.6		21.2		23.9		20.7		14.8		9.1		5.2		4

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		2.9		4.2		6.2		7.6		9		9.5		9.5		8.2		6.6		4.6		3		2.5

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		8.4		12.8		16.2		17.8		18		18.3		21.3		20.7		17.4		12.6		8.7		7.5

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.7		7.6		11.2		14.3		17.3		17.9		19.1		23.8		22		16.7		11.8		7.4		6.7

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		4.9		8.2		12.7		17		19.6		21.2		23.9		20.7		14.8		9.1		5.2		4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		3.1		4.4		6.8		7.7		9.1		9.7		11.8		9.1		7.7		5.3		3.4		2.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.5		9.3		13.6		19.1		19.6		20.8		21.2		25.6		23.4		22.2		16.3		10.3		8.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.9		8.5		12.1		18.1		20.1		23.1		24.9		28.1		25.2		22.5		16.1		9.1		7.3

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		4.5		6.9		11.1		15.6		17		18.4		16.2		17.1		10.4		6.7		4.5		3.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		2.7		3.8		5.9		7.5		8.8		9.4		9.1		8		5.8		3.7		2.7		2.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12		7.7		10.3		13.7		16.2		15.5		16		14.4		16.8		11.5		8.8		7.1		6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.4		6.8		8.9		11.6		14.7		13.3		14.4		11.6		15.8		9.4		7.6		6		5.2