MALTA, MONTANA

Average Temperature

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6		-2		-9		-2		7		12		17		21		19		13		7		-1		-8

Average High Temperature

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12		-5		-3		3		14		20		25		30		28		22		15		5		-2

Average Low Temperature

Years on Record: 53

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1		---		-16		-8		---		5		10		13		11		5		---		-7		-14

Highest Recorded Temperature

Years on Record: 53

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42		17		22		26		33		36		42		41		40		36		32		24		22

Lowest Recorded Temperature

Years on Record: 53

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-48		-48		-47		-35		-22		-10		-2		2		-3		-10		-25		-32		-42

Average Number of Days Above 90F/32C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24		---		---		---		---		1		2		12		8		1		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		189		31		28		30		19		3		---		---		---		3		17		28		30

Average Number of Days Below 0F/-17C

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44		14		11		4		---		---		---		---		---		---		---		3		9

Average Precipitation

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		278		11		8		12		20		49		59		34		27		24		14		10		10

Average Number of Days With Precipitation

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		53		4		3		4		5		7		8		5		4		4		3		3		3

Most Reported Precipitation in a Month

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		182		43		37		45		53		141		142		113		102		182		53		41		60

Least Reported Precipitation in a Month

Years on Record: 128

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

Most Precipitation Reported in a Day

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		80.8		16		22.9		23.4		31.8		52.1		69.3		76.2		57.7		80.8		30.5		17		15.8

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

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		32		2		1		2		3		5		6		3		3		2		2		2		1

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

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		---		---		---		---		1		1		1		1		1		---		---		---

Average Number of Rainy Days

Years on Record: 53

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30		1		1		1		2		4		5		3		2		2		1		1		1

Average Snowfall

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		48.8		12.9		7.4		6.1		3		0.5		---		---		---		---		1.8		7.4		9.7

Most Snow Reported in a Month

Years on Record: 128

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		85.1		81.3		61		29.5		35.6		12.7		---		---		---		---		25.4		85.1		66

Average Relative Humidity

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		62		79		80		74		56		53		54		48		45		52		57		72		77

Average Dew Point

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2		-14		-12		-7		-3		2		7		8		6		3		-1		-7		-12

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4597.8		755.6		595		510.6		361.7		239.4		116.7		55		57.8		185		375.6		588.9		756.7

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		91.7		---		---		---		---		0.6		11.7		42.2		33.3		3.9		---		---		---

Growing Degree Days

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1091.2		---		---		---		---		86.1		216.7		361.7		310		116.7		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.5		10.8		12.5		14.3		15.9		16.7		16.3		14.8		13		11.3		9.8		9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		4.6		7.8		12.2		17.7		21		22.4		23.6		20.3		14.7		9.5		5.5		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		6.1		2.7		4.1		6.1		7.6		8.9		9.5		9.2		8.1		6.6		4.7		3.2		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		15.1		7.8		12.1		15.4		18.6		19.3		19.4		21.1		20.3		17.1		13.1		9.4		7.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.1		7		10.6		13.5		18.6		20.4		21.2		23.9		21.6		16.4		12.3		8.2		6.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		4.6		7.8		12.2		17.7		21		22.4		23.6		20.3		14.7		9.5		5.5		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		6.4		2.9		4.5		6.5		7.7		9.1		9.7		9.7		8.7		7.2		5		3.5		2.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.2		8.6		14.1		17.7		20.8		22.1		22.5		23.2		22.8		20.3		14.3		10.8		9

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		7.8		12.5		16.6		22		25.1		26.9		27.1		24.8		20.4		13.7		9.9		8.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		3.8		6.2		10.9		14.9		16.7		18.4		18.2		18		11.2		8.4		4.2		3.1

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		2.4		3.5		5.8		7.5		8.8		9.4		9.1		7.9		6		4.3		2.6		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		12.1		6.2		9.3		13.9		15.4		15.2		15.9		16.1		17.8		12.5		11.5		6.5		5.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.7		5.3		7.7		11.2		13.4		12.8		14.3		14.7		17.6		10.6		10.6		5.4		4.5