LAKE MORAINE, COLORADO

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.3		-9.6		-7.4		-2.2		2.1		7.6		12.8		15.9		14.9		10.9		5.2		-2.4		-8.3

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.6		-0.3		1.9		5.7		9.7		15.2		21.3		24.1		22.8		19.3		13.8		5.4		0.3

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5		-18.8		-16.8		-10.1		-5.6		-0.1		4.3		7.6		7.1		2.5		-3.5		-10.2		-16.9

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25.8		3.7		6.3		9.8		13.7		18.3		24.3		25.8		25.3		22.3		16.4		11.7		6.1

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-25.6		-25.6		-24.8		-14.4		-10.6		-1.9		1.8		6.1		4.8		-0.1		-5.7		-16.5		-23.5

Average Number of Days Below 32F/0C

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		239.1		30.6		28.1		30.4		27.5		21.4		6.1		0.8		1		10.3		23.7		28.7		30.6

Average Number of Days Below 0F/-17C

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		26.2		6.3		5.9		4.2		1		---		---		---		---		---		0.2		2.4		6.1

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		319		8		7		21		24		36		34		58		63		27		19		12		10

Average Number of Days With Precipitation

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		96		5		6		8		9		10		9		15		14		7		5		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
mm		184		23		30		59		73		79		71		118		184		86		77		42		27

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		1		---		1		2		3		3		6		11		2		1		---		1

Most Precipitation Reported in a Day

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		139.7		25.4		51.8		50.8		115.1		139.7		93.5		57.7		72.4		65		71.1		30.5		63.5

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

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63		2		3		5		6		7		6		11		11		4		3		3		2

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

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13		---		---		1		2		2		1		3		2		1		1		---		---

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

Years on Record: 70

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

Average Snowfall

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		387.6		29.7		40.1		64.5		95.5		49.8		4.6		---		---		5.6		31.5		35.8		30.5

Average Snow Cover

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5		7		10		12		15		5		---		---		---		---		2		5		5

Most Snow Reported in a Month

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		358.1		86.4		104.1		127		358.1		190.5		48.3		5.1		0.5		51.3		96.5		137.2		193

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5478.3		865.6		721.1		636.7		488.3		333.9		166.1		79.4		107.2		223.3		408.9		621.7		826.1

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.1		---		---		---		---		---		1.1		2.8		2.2		---		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		447.6		---		---		---		---		---		85		182.6		153.3		26.7		---		---		---

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		12.5		13.7		14.8		15.4		15.1		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		16.5		8.8		12.1		16.3		19.6		22.8		24.4		23		20.6		18.4		14.2		9.7		7.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		2.6		3.5		4.9		6.6		7.7		8		8		7		5.2		3.6		2.8		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		18.9		15.4		17.4		19.9		20.1		20.8		21.2		20.5		20.1		21		20		16.1		14.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21		17		19.4		21.6		21.4		23.4		24.9		23.1		21.6		23.5		22.2		18.1		16.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.5		8.8		12.1		16.3		19.6		22.8		24.4		23		20.6		18.4		14.2		9.7		7.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		2.9		4.1		5.4		7.1		8.5		8.8		8.4		7.5		5.8		4.5		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		21.5		17.9		20		23.3		22.8		23.8		24		22.6		21.8		23.4		22.1		19.3		17.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.8		20.7		23.4		27.2		26.5		30.3		32		28		25.2		27.8		25.4		22.9		20.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.2		7.6		8.9		14.5		17.6		18.5		21.2		21.3		18.8		16.3		10.7		8.4		6.5

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		5.9		6.5		6.8		7.2		6.5		4.4		3.2		2.2		1.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		12.7		11.8		17.2		17.9		17		18.5		19		18.2		18.2		13.8		13.1		11.1

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		12.9		10.8		17.1		17.4		15.5		18.9		19.7		18.1		18.6		13		13.7		11.3