ST XAVIER, MONTANA

Average Temperature

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.6		-4.8		-2		0.8		7.3		12.8		16.8		22.5		22.1		16		10.6		2.3		-0.9

Average High Temperature

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15.8		1.3		4.2		7.1		14.3		20.2		24.3		31.4		30.9		24.1		18.3		8.6		4.8

Average Low Temperature

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		1.4		-10.9		-8.2		-5.4		0.7		5.3		9.2		13.6		13.1		7.8		2.9		-4		-6.7

Highest Recorded Temperature

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41.7		18.3		19.4		25		29.4		35		37.8		41.7		40.6		37.8		31.1		21.7		22.2

Lowest Recorded Temperature

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-37.2		-37.2		-31.7		-28.9		-17.8		-10		-3.3		-1.7		1.7		-5.6		-12.2		-28.3		-31.1

Average Number of Days Above 90F/32C

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		35.3		---		---		---		---		0.3		2.2		15.4		14.1		3.2		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		154.5		27.9		24.6		25		13.6		3.1		0.3		0.1		---		1.4		10.2		22		26.3

Average Number of Days Below 0F/-17C

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19.6		8.1		4.3		2.5		0.1		---		---		---		---		---		---		1		3.6

Average Precipitation

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		384		13		15		23		45		61		84		25		22		34		30		20		13

Average Number of Days With Precipitation

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		70		5		6		6		7		9		9		5		4		5		4		6		4

Most Reported Precipitation in a Month

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		223		47		36		58		138		139		223		83		60		101		71		53		40

Least Reported Precipitation in a Month

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		2		---		4		14		17		29		---		---		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		90.9		20.3		22.9		33		90.9		34		58.4		50.8		24.1		86.6		36.8		16.5		12.7

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

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		41		2		2		3		5		6		7		3		2		3		3		3		2

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

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8		---		---		---		1		2		2		---		1		1		1		---		---

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

Years on Record: 80

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

Average Snowfall

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		114.3		18.8		19.1		24.1		11.4		1.3		---		---		---		1		5.3		13.2		20.1

Most Snow Reported in a Month

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		73.7		73.7		43.2		57.9		50.8		15.2		2.5		---		---		10.2		46.5		43.2		51

Heating Degree Days

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2447.2		545		417.8		372.8		173.9		57.8		11.1		0.6		0.6		25.6		101.7		315		425.6

Cooling Degree Days

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		328.3		---		---		---		---		5		29.4		136.1		126.1		28.9		2.8		---		---

Growing Degree Days

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1249.5		---		---		---		---		86.1		203.3		387.5		373.7		180		18.9		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.8		11		12.5		14.1		15.5		16.2		15.8		14.6		13		11.4		10		9.3

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.4		5.8		9		13.1		17.2		21.2		23.3		24.1		21.1		15.8		10.6		6.5		4.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		2.2		3.1		4.7		6.5		7.7		8.2		7.4		6.3		5		3.6		2.4		1.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.7		11.8		14.7		16.9		18.1		19.6		20.2		21.4		21.2		18.9		15.8		12.3		10

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.6		12.1		15.4		17.4		18.9		22.1		24.1		26.9		25.2		20.9		16.8		12.9		11.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.4		5.8		9		13.1		17.2		21.2		23.3		24.1		21.1		15.8		10.6		6.5		4.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.3		3.4		5.1		6.9		8.3		8.9		8.5		6.8		5.6		3.8		2.6		1.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.7		13.6		17.7		20.5		23		23.6		22.8		24.1		22.8		22.1		18.6		15.1		12.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.1		14.3		20.4		23.3		28.2		31.3		30.6		33.4		28.6		26.4		20.6		16.8		15

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.2		5.3		7.2		10.6		14.6		17.4		19.6		19.8		19.4		13		9.2		5.7		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		4.2		2		2.7		4.1		5.3		6.3		7.2		6.3		5.8		4.3		3.2		2.2		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.7		10.6		10.7		13.2		15		15.9		17		17.7		19.4		14.9		13.1		9.8		7.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.4		10.4		9.9		11.5		13.7		14.8		17		18.4		21.5		14.3		12.8		9.7		7.3