ST. GEORGE, UTAH

Average Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15		3		7		10		14		19		24		28		27		22		15		8		4

Average High Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25		11		15		19		24		29		35		38		37		33		26		18		12

Average Low Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6		-4		-1		1		5		9		13		18		17		11		5		-1		-4

Highest Recorded Temperature

Years on Record: 66

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		46		22		27		31		36		42		46		46		45		42		37		30		23

Lowest Recorded Temperature

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-23		-23		-17		-11		-7		-3		1		5		6		-3		-6		-15		-20

Average Number of Days Above 90F/32C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		129		---		---		---		1		11		26		31		30		24		6		---		---

Average Number of Days Below 32F/0C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		96		24		18		10		1		---		---		---		---		---		1		16		26

Average Precipitation

Years on Record: 81

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		312		37		42		42		22		16		8		21		27		20		26		23		30

Average Number of Days With Precipitation

Years on Record: 81

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		45		5		5		5		4		3		2		4		4		3		3		3		4

Most Reported Precipitation in a Month

Years on Record: 81

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		183		183		148		169		111		67		45		141		157		112		134		96		97

Most Precipitation Reported in a Day

Years on Record: 81

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		66.3		47		45.2		46.5		32.5		45		29.2		66.3		59.7		46.2		41.7		31.2		56.9

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

Years on Record: 81

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31		4		4		4		2		2		1		2		3		2		2		2		3

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

Years on Record: 81

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

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		1.1		0.8		0.8		0.8		0.9		1.1		1.3		2		2		1.5		1.1		0.9		0.8

Average Number of Rainy Days

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22		2		2		2		1		1		---		1		2		1		1		1		2

Average Snowfall

Years on Record: 81

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		21.6		8.6		3.8		3		0.5		---		---		---		---		---		0.2		0.5		4.8

Most Snow Reported in a Month

Years on Record: 81

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		89.4		89.4		39.4		62.2		10.2		---		---		---		---		---		10.2		12.7		41.9

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		33.5		51.9		49.1		38.6		28.7		23.5		19.1		21.1		25.8		25.3		31.7		41.3		47.9

Heating Degree Days

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2302.3		456.4		329.6		241.1		100		---		---		---		---		---		77.5		291.7		447.8

Cooling Degree Days

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		945		---		---		---		---		34.4		191.7		310		275.6		133.3		---		---		---

Growing Degree Days

Years on Record: 65

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2568		---		---		17.2		150		292.8		441.7		568.3		533.9		383.3		180.8		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.4		11.3		12.4		13.6		14.7		15.2		14.9		14		12.8		11.6		10.6		10.1

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		23.6		37.6		39.9		31.9		26.1		18.3		12.3		11.3		14.4		9.8		19.3		25.8		35.9

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		18.7		29.8		34		24.9		21.1		13.6		9		7.8		10.3		7.7		16.4		20.9		28.2

Average Wind Speed

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		10		6.1		7.6		10		12.8		13.7		14		13.1		12.3		10.3		8.3		6.4		5.8

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		9.5		12.3		17.8		22.3		25.6		27.7		25.2		22.6		19.7		15.2		10.9		8.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		2.8		3.8		4.7		5.9		6.8		6.8		7.3		6.5		5		3.6		2.8		2.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.4		15.8		16.9		21.5		22.9		23.4		23.9		22.3		22.1		22.2		20.9		17.4		15.7

Average 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		17.6		18.6		23.9		26.4		28.8		31.5		27		25.3		25.3		23.6		20.1		17.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		9.5		12.3		17.8		22.3		25.6		27.7		25.2		22.6		19.7		15.2		10.9		8.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		3.2		4.4		5.6		6.9		7.9		7.8		8.1		7.1		5.7		4.6		3.3		2.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.8		19.2		22.1		26		25.4		25.5		26.4		24.4		25.7		24.9		25.6		20.2		20.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		30.2		22.7		27.3		31.8		31.6		34		38.4		32.2		33.5		30.5		31.3		24.4		24.7

Minimum 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		7.7		8.8		15.1		19.5		22.4		25.4		22.7		21.1		17.9		12.4		9.5		7.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		3.8		2.2		2.7		3.4		5		5.8		5.3		6.4		4.9		4		2.4		2.3		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		17.2		11.7		10.7		17.5		19.8		20.4		22		20.2		20.4		19.9		16.1		14.4		12.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		11.7		9.4		17.3		20.3		22.1		26.6		22.1		21.9		21.2		16		15.5		13.4