TUSLER, MONTANA

Average Temperature

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.8		-8.6		-6.1		0.3		8.2		14.3		19.3		23.7		22.2		15.9		9.2		0.8		-5.3

Average High Temperature

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.8		-2.6		0.1		6.8		15.3		21.5		26.5		31.8		30.6		23.8		16.6		7		0.4

Average Low Temperature

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.8		-14.6		-12.3		-6.2		1.1		7.1		12.1		15.5		13.9		7.9		1.7		-5.3		-11.1

Highest Recorded Temperature

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		45		19.4		21.7		31.1		34.4		38.9		42.2		45		43.9		41.1		36.1		24.4		21.7

Lowest Recorded Temperature

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-45		-43.3		-45		-34.4		-21.7		-10.6		---		4.4		1.1		-8.3		-22.2		-33.3		-41.7

Average Number of Days Above 90F/32C

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39.9		---		---		---		0.2		1.7		5.3		15.9		13.4		3.2		0.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		166.5		30.4		27.2		26.2		12.8		1.7		---		---		---		1.5		11.1		25.3		30.1

Average Number of Days Below 0F/-17C

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30.6		11.7		8.3		2.6		---		---		---		---		---		---		0.1		1.7		6.2

Average Precipitation

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		332		14		11		18		28		51		65		38		29		27		23		14		14

Average Number of Days With Precipitation

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		90		8		6		8		8		10		11		8		6		6		6		6		7

Most Reported Precipitation in a Month

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		174		46		33		102		91		162		174		140		124		108		144		57		63

Least Reported Precipitation in a Month

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		1		1		2		5		4		3		---		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		89.9		32.3		23.6		71.1		33.8		89.9		81.8		62.2		77.7		54.1		57.4		36.3		15.2

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

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		35		2		1		2		3		5		6		4		3		3		2		2		2

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

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6		---		---		---		---		1		2		1		1		1		---		---		---

Average Snowfall

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		82.5		16.8		12.7		15.8		6.6		2.8		---		---		---		0.5		2.8		10.2		14.5

Average Snow Cover

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		2		7		7		2		---		---		---		---		---		---		---		2		5

Most Snow Reported in a Month

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		89.7		47		47		89.7		30.7		55.9		---		3.8		---		20.3		48		41.1		52.6

Heating Degree Days

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2858.9		663.3		533.3		387.2		153.9		39.4		3.3		---		0.6		27.2		131.7		358.3		560.6

Cooling Degree Days

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		415.6		---		---		---		1.7		17.2		67.2		168.3		131.1		29.4		0.6		---		---

Growing Degree Days

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1390.2		---		---		---		---		132.6		278.3		423.7		378.9		176.7		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.7		10.9		12.5		14.2		15.6		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
Mj/m2		14.2		5.4		8.8		12.8		17.4		21.2		23.1		24.1		20.9		15.3		10.2		6.2		4.6

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		3.1		4.4		6.3		7		8.8		9.3		9.1		8		6.7		4.9		3.5		2.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		9.4		13		15.7		18.3		19.4		20.1		21.5		20.8		17.6		13.9		10.1		8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		8		11.7		13.9		18.7		20.4		22.4		24.3		22.1		16.9		13.1		8.9		7.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.2		5.4		8.8		12.8		17.4		21.2		23.1		24.1		20.9		15.3		10.2		6.2		4.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.5		3.4		4.8		6.7		7.4		8.9		9.5		9.8		8.2		7.2		5.2		3.8		3.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		10.8		15.1		18.1		21.7		22.2		22.3		23.7		22.1		20.6		15.7		11.6		9.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.5		9.4		13.8		17		23.4		25		26.4		27.4		24		20.6		15		10.7		8.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.6		4.7		7.3		10.8		14.9		15.5		18.6		19		19		12.1		9		4.8		3.7

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		2.8		3.9		5.9		6.7		8.7		9.2		8.9		7.9		6.2		4.5		2.9		2.3

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		8		10.7		13.1		15.5		14.1		16.2		16.9		18.8		13.4		11.9		7.3		6.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.3		6.6		9.1		10.5		14.8		10.8		14.6		16		18.9		11.6		11.1		6.2		5.3