SPOTTED HORSE, WYOMING

Average Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.3		-6.4		-3.6		-1.1		6		11.8		17.2		21.7		20.9		14.7		9.7		0.9		-4.2

Average High Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.8		0.1		2.8		5.2		13.2		19.1		25.1		30.6		30		23.4		18.1		7.7		2.1

Average Low Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-0.2		-12.9		-9.9		-7.4		-1.2		4.4		9.2		12.8		11.9		6.1		1.3		-5.9		-10.4

Highest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		40.6		15.6		18.3		22.2		28.3		33.9		39.4		40		40.6		37.8		31.7		23.3		17.2

Lowest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-35.6		-35.6		-35		-28.9		-13.3		-12.2		-3.3		3.3		0.6		-7.2		-12.2		-34.4		-35

Average Number of Days Above 90F/32C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		32.6		---		---		---		---		0.1		3.5		13.8		12.3		2.9		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		181.3		29.9		26.7		28.7		19		4.8		0.5		---		---		3.7		11.4		26.4		30.1

Average Number of Days Below 0F/-17C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23.2		8.6		4.7		3.1		---		---		---		---		---		---		---		1.7		5

Average Precipitation

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		372		16		16		26		45		62		70		32		27		27		21		18		12

Average Number of Days With Precipitation

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68		4		5		6		9		10		8		5		5		5		4		4		3

Most Reported Precipitation in a Month

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		138		52		35		55		102		125		138		96		63		59		54		46		27

Least Reported Precipitation in a Month

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		9		9		9		26		2		---		---		---		---		1

Most Precipitation Reported in a Day

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		57.1		21.6		15.2		22.1		27.9		44.5		57.1		35.6		28.7		21.6		21.6		14		10.2

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

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		45		2		3		4		6		6		6		3		3		4		3		3		2

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

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		---		---		---		1		2		2		1		1		---		---		---		---

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

Years on Record: 19

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

Average Snowfall

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		130.3		17.3		24.4		31.8		11.7		2.5		1.3		---		---		3		4.1		16.8		17.5

Average Snow Cover

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		2		22		5		2		---		---		---		---		---		---		---		---		---

Most Snow Reported in a Month

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		85.1		50.8		55.9		85.1		35.8		33		22.9		---		---		17.8		45.7		63.5		43.2

Heating Degree Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2823.3		594.4		460		430.6		208.9		74.4		10.6		0.6		1.7		43.3		118.9		355.6		524.4

Cooling Degree Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		277.2		---		---		---		---		3.3		35		115		99.4		22.8		1.7		---		---

Growing Degree Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1112.8		---		---		---		---		55.1		215		361.7		339.3		141.7		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.8		11		12.5		14.1		15.4		16.1		15.8		14.5		13		11.4		10.1		9.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		5.9		9.1		12.9		17.4		21.5		23.5		24.3		21.2		15.7		10.5		6.5		5

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		4.8		6.4		7.6		8.1		7.3		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		16.9		12.2		14.9		16.6		18.3		19.8		20.4		21.6		21.2		18.8		15.8		12.4		10.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.9		12.5		15.8		17		19.3		22.6		24.6		27.4		25.3		20.7		16.7		13		11.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		5.9		9.1		12.9		17.4		21.5		23.5		24.3		21.2		15.7		10.5		6.5		5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		2.3		3.4		5.1		6.8		8.3		8.9		8.3		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		19.6		15.3		17.1		20		23.1		22.8		22.8		23.6		22.4		21.4		18.7		15.4		12.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.8		16.4		19.6		22.5		28.5		29.3		30.5		32.2		27.9		25		20.7		17.3		15.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.1		5.1		7.2		10.9		15		15.9		19.7		20.6		19.6		13.1		9.3		5.4		3.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.3		1.9		2.8		4.2		5.2		6.7		7.3		6.5		5.8		4.5		3.2		2.1		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		13.6		9.9		11		13.4		15.5		14.5		17.2		18.3		19.5		14.9		13.4		9.3		6.9

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		9.6		10		12.2		14.4		12.3		17.3		19.8		21.7		14.4		13.2		9		6.8