CROW AGENCY, MONTANA

Average Temperature

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46		19		24		34		46		55		64		71		69		58		48		34		24

Average High Temperature

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		61.7		33.4		38.5		48.3		61.5		71.5		81		90.1		88.1		76.7		65.3		48.3		37.7

Average Low Temperature

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		30.3		5.9		10.5		20.5		30.9		40.3		48.5		53.5		50.4		41		31.2		19.7		10.6

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		97		35.8		43.5		54.9		71.6		82		97		93.5		94		83.2		68.1		54.4		40.1

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-20.2		-20.2		-8.9		7.7		25.8		35.7		44.7		47.2		45.5		37.4		26.8		3.1		-15.2

Average Number of Days Above 90F/32C

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44		---		---		---		---		1.4		6.2		17.6		15.1		3.5		0.1		---		---

Average Number of Days Below 32F/0C

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		184.2		30.1		27		27.7		16.8		3.9		0.2		---		0.1		3.5		17.2		27.6		30.1

Average Number of Days Below 0F/-17C

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29.2		10.9		7		2.4		---		---		---		---		---		---		0.1		2		6.8

Average Precipitation

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		15.4		0.8		0.7		1.1		1.7		2.4		2.4		1.1		1		1.5		1.3		0.9		0.8

Average Number of Days With Precipitation

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63		5		5		6		6		8		8		4		4		5		4		4		4

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		8.9		1		1.1		1.7		3.3		6.2		8.9		6.7		3.1		4.4		3.8		2.7		0.8

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		---		---		0.1		0.1		0.6		---		---		0.1		0.1		---		---

Most Precipitation Reported in a Day

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		3.5		1.3		1.2		1.7		3.5		2.1		3		2.3		3		2.6		2.4		1.3		1.4

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

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44		3		3		4		4		6		6		3		2		4		3		3		3

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

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9		---		---		---		1		2		2		1		1		1		1		---		---

Average Snowfall

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		41		7.3		6.7		8.3		3.7		0.3		---		---		---		0.4		1.9		5		7.4

Average Snow Cover

Years on Record: 94

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

Most Snow Reported in a Month

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		35.5		23		24.8		34		35.5		10		---		---		---		9.5		32.5		22		25

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8611		1692		1271		1036		598		276		99		38		67		256		602		1127		1549

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		593		---		---		---		1		28		115		209		205		35		---		---		---

Growing Degree Days

Years on Record: 94

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2055		---		---		---		---		155		420		651		589		240		---		---		---

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		11		12.5		14.1		15.5		16.3		15.9		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
kWh/m2		3.9		1.5		2.4		3.5		4.8		5.9		6.5		6.7		5.9		4.3		2.8		1.7		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		1.9		2.5		2.6		2.5		2.2		1.9		1.4		1		0.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		2.6		3.6		4.3		5.1		5.4		5.7		6		5.8		4.9		3.9		2.8		2.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		2.2		3.2		3.8		5.2		5.6		6.4		6.8		6.2		4.8		3.7		2.5		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		3.9		1.5		2.4		3.5		4.8		5.9		6.5		6.7		5.9		4.3		2.8		1.7		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		1.8		1		1.4		1.9		2.1		2.5		2.7		2.7		2.3		2		1.5		1.1		0.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5		3		4.2		5		6.1		6.2		6.4		6.6		6.2		5.8		4.4		3.2		2.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		2.7		4		4.7		6.5		7.1		7.6		7.6		6.7		5.8		4.2		3		2.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.3		1.3		2		2.9		4.1		4.5		5.5		5.4		5.4		3.5		2.5		1.4		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		1.6		1.8		2.4		2.6		2.5		2.2		1.7		1.2		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		3.6		2.1		2.9		3.6		4.2		4.1		4.8		4.8		5.3		3.9		3.3		2.1		1.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.2		1.8		2.5		2.8		4		3.3		4.6		4.6		5.4		3.5		3.1		1.8		1.5