COWDREY, WYOMING

Average Temperature

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.9		-9.3		-8.2		-5.8		-1.1		4.1		9.1		12.5		11.5		7.4		2.7		-4.2		-7.7

Average High Temperature

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.4		-3.3		-1.9		0.9		5.9		11.6		17.9		21.9		20.9		16.5		10.4		2.4		-1.8

Average Low Temperature

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-6.7		-15.3		-14.6		-12.6		-8		-3.5		0.2		2.9		2.1		-1.6		-5.2		-10.9		-13.7

Highest Recorded Temperature

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		32.2		10		12.2		13.3		18.9		24.4		32.2		31.7		31.1		31.7		22.2		23.3		11.7

Lowest Recorded Temperature

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-46.7		-46.7		-38.3		-40.6		-29.4		-22.2		-11.1		-7.8		-7.2		-16.1		-28.9		-36.7		-40

Average Number of Days Below 32F/0C

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		287.6		30.7		27.9		30.4		29		26.2		16.4		7.3		10.2		20.8		28.2		29.7		30.6

Average Number of Days Below 0F/-17C

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40.3		10.8		8.3		6		1.7		0.1		---		---		---		---		0.5		4.4		8.5

Average Precipitation

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		409		35		31		38		38		36		39		39		39		32		26		26		30

Average Number of Days With Precipitation

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68		6		6		6		5		5		6		7		7		5		4		5		6

Most Reported Precipitation in a Month

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		153		89		77		88		112		82		153		95		103		99		96		71		99

Least Reported Precipitation in a Month

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		5		5		---		1		8		---		4		3		---		---		---		1

Most Precipitation Reported in a Day

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		94		35.3		32.3		42.9		58.2		44.5		38.1		41.1		51.8		38.1		94		48.3		30.5

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

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49		4		4		5		4		4		4		5		5		4		3		3		4

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

Years on Record: 69

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

Average Snowfall

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		424.9		63		58.9		68.3		59.7		26.4		4.6		0.2		0.2		10.2		25.6		49.8		57.9

Average Snow Cover

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		35		73		91		96		68		20		---		---		---		---		2		17		45

Most Snow Reported in a Month

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		177.8		147.3		121.9		165.1		177.8		80.5		48.3		5.1		7.6		88.9		167.6		116.8		156.2

Heating Degree Days

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4366.7		685		591.7		575.6		415		268.9		116.7		35.6		57.2		161.7		313.9		510.6		635

Cooling Degree Days

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.1		---		---		---		---		---		---		---		1.1		---		---		---		---

Growing Degree Days

Years on Record: 69

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		124		---		---		---		---		---		---		77.5		46.5		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.1		11.2		12.5		13.8		15		15.6		15.3		14.2		12.9		11.5		10.4		9.8

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.8		7.6		10.8		15.1		18.6		22.4		24.9		24		20.9		17.5		12.9		8.4		6.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.1		2.5		3.5		4.9		6.7		7.7		7.9		7.6		6.7		5.1		3.7		2.7		2.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.3		14		16.1		18.8		19.1		20.5		21.6		21.3		20.6		20.3		18.7		14.5		13.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.3		14.8		17.2		19.8		20.1		23.1		26.3		25.5		23.1		22.5		20.4		15.7		14.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.8		7.6		10.8		15.1		18.6		22.4		24.9		24		20.9		17.5		12.9		8.4		6.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.7		3.8		5.4		7.2		8.5		8.5		8.2		7.2		5.7		4.1		3		2.4

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.8		16.9		18.6		21.8		22.2		22		23.5		23.1		23.4		22.4		21.3		17.5		17.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.8		18.7		21.6		24.9		25.9		26.5		31.2		29.8		29.1		26.4		24.4		20.2		19.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.8		6.4		9.2		13.3		15.4		17.6		22.9		22.1		19.3		15.4		11.1		7.2		5.9

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.5		2.2		3		4.2		5.8		7.2		7		6.9		5.8		4.5		3.2		2.4		1.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.5		11		13.2		16.1		15.6		16.2		19.9		19.7		18.9		17.5		15.3		11.7		11

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		10.7		12.6		15.4		13.9		14.4		22.4		21.7		19.8		17.7		15.3		11.5		11.1