POWDERHORN, COLORADO

Average Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.8		-10.6		-7.4		-0.9		4.7		10		14.7		18.4		17.6		13.2		6.8		-0.6		-8.2

Average High Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.5		-2.7		0.4		6.9		13.1		19.4		24.9		28.5		27		22.9		15.9		7		-1.1

Average Low Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-3.9		-18.4		-15.3		-8.7		-3.7		0.7		4.5		8.3		8.1		3.4		-2.2		-8.2		-15.3

Highest Recorded Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		35.6		13.3		14.4		20.6		25.6		30.6		33.9		35.6		33.9		31.1		27.2		19.4		12.2

Lowest Recorded Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-37.8		-37.8		-36.7		-27.8		-15		-7.8		-5.6		-1.1		-2.2		-6.7		-13.3		-25.6		-31.1

Average Number of Days Above 90F/32C

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.5		---		---		---		---		---		0.5		3.3		0.8		---		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		218.2		30.7		27.9		30.5		26.2		13.5		1.8		---		0.1		5		22.7		29.2		30.6

Average Number of Days Below 0F/-17C

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		42.2		18.3		9.8		2.3		---		---		---		---		---		---		---		0.8		11

Average Precipitation

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		241		22		18		12		12		14		14		29		34		25		24		16		21

Average Number of Days With Precipitation

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		78		7		6		5		5		5		5		9		10		7		6		6		7

Most Reported Precipitation in a Month

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		130		71		59		43		39		57		62		84		79		61		130		52		84

Least Reported Precipitation in a Month

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		---		---		---		---		6		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		47.8		26.2		16		28.2		17		16.5		24.4		38.1		35.6		30.5		47.8		19.8		43.2

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

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		32		3		3		2		2		2		2		3		4		3		3		2		3

Average Snowfall

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		138.2		34.3		30.7		15.2		7.9		1		---		---		---		---		3.8		13.2		32

Average Snow Cover

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5		20		22		12		2		---		---		---		---		---		---		2		7

Most Snow Reported in a Month

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		176		101.1		120.1		56.9		33		10.2		---		---		---		5.1		71.6		57.1		176

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4998.9		886.7		735.6		610		416.1		271.7		108.3		33.3		41.1		155.6		348.9		571.1		820.6

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		51.1		---		---		---		---		---		4.4		28.9		16.7		1.1		---		---		---

Growing Degree Days

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		731		---		---		---		---		---		141.7		260.1		234.2		95		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.3		11.3		12.4		13.7		14.8		15.3		15		14.1		12.8		11.6		10.5		10

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		9.3		12.5		16.7		19.7		23		25.9		23.6		20.6		18.6		14.7		10.2		8.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		2.6		3.6		4.9		6.7		7.6		7.6		7.8		7.1		5.2		3.6		2.9		2.3

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.5		16.3		18		20.4		20.1		21.1		22.4		21		20.1		21.1		20.4		16.7		16.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.7		18		19.7		21.7		21.2		23.7		27.8		24.1		21.5		23.4		22.8		18.5		18.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		9.3		12.5		16.7		19.7		23		25.9		23.6		20.6		18.6		14.7		10.2		8.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		3.1		4		5.6		7.3		8.4		8.5		8.5		7.6		5.8		4.6		3.2		2.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.3		19.7		20.4		22.9		22.8		23.8		24.5		23		22.5		24.1		25.6		20.8		18.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		27		22.9		23.5		26.4		26.3		29.8		33.3		28.8		26.4		28.9		31.2		25.3		20.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.7		7.7		10.9		14.3		16.8		19.6		23		21.1		18.5		16.7		11.1		9.2		7.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.4		2.1		3.1		4.3		6		6.6		6.5		7.1		6.3		4.3		2.4		2.1		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		16.4		12.4		15.2		17.4		16.9		17.9		20.1		18.8		18		18.5		14.2		14.4		13.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.4		12.3		15.3		16		15.5		17.1		22		19.1		17.4		19		13.4		15.3		14.7