LAS VIGAS, SAN LUIS POTOSI

Average Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.7		13		14.9		17		18.2		19.5		18.9		18.1		18.1		17.6		16.8		14.9		13

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		24.3		20.7		23		25.2		25.9		27.3		26.4		25.2		25.4		24.7		24.3		23		20.4

Average Low Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.1		5.5		6.9		8.9		10.6		11.6		11.5		11		10.8		10.5		9.3		6.8		5.5

Highest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		45		38		40		39		40		40		38		37		38		38		45		38		40

Lowest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-6		-6		-4		-3		1		1		3		3		2		1		-3		-5		-4

Average Precipitation

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		439		25		12		3		24		49		63		59		68		74		35		11		15

Average Number of Days With Hail

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.5		0.1		0.2		0.2		0.2		0.4		0.3		---		0.1		---		---		---		---

Most Reported Precipitation in a Month

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		400		124		94		51		126		107		275		250		400		228		137		80		118

Most Precipitation Reported in a Day

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		100		40		38		14		56.1		42.5		62		60		100		100		69		53		50

Average Number of Rainy Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		45.3		2.9		1.2		0.8		2.7		5.3		6.3		5.5		6.9		7		3.6		1.3		1.8

Average Number of Days With Thunderstorms

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19.8		0.3		0.4		0.1		0.9		3		3.6		1.7		3.1		3.2		1.6		0.9		1

Heating Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		788.3		161.9		95.7		39.6		2.5		---		---		6.9		7.8		21.7		48.2		103.3		167.1

Cooling Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		52.7		---		---		---		---		34.4		18.3		---		---		---		---		---		---

Growing Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2514.8		96.4		139.7		218.7		247.5		292.8		268.3		251.4		250.6		228.3		210.1		146.7		91.3

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.3		11.8		12.4		13.1		13.7		14		13.8		13.3		12.6		12		11.4		11.1

Average Number of Days With Fog

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		34.2		4.5		1.9		1.2		0.7		1		0.9		2.2		2.7		6.3		5.1		4.3		3.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.5		14.6		17.5		21.2		22.5		23.5		23.3		22.6		21.6		19.1		17.8		16.1		14.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.1		4		4.8		5.6		7.1		7.8		8.2		8.2		7.6		6.9		5.3		3.9		3.6

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		18.1		20.7		22.8		21.9		21.5		20.8		20.4		20.4		19.6		20.2		20.5		18.2

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		20.9		22.2		24.6		22.6		22.5		21.7		20.7		20.3		18.6		21		23.1		21.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.5		14.6		17.5		21.2		22.5		23.5		23.3		22.6		21.6		19.1		17.8		16.1		14.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		4.9		5.4		6.3		7.6		8.3		8.7		8.6		8.1		7.2		6.1		4.5		4.5

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		21.5		24.4		25.7		24.2		23.4		22.3		22.2		21.6		21		24.4		23.4		21.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		26.6		27		28.9		30.1		27.3		26.7		25.1		24.6		22.7		21.2		28.5		28.3		28.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.3		10.8		15.5		19.4		20.7		21.8		21.4		20.6		19.8		17.3		14.9		14.4		11.2

Minimum 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		3.1		3.6		4.5		6.3		7.1		7.7		7.6		7.3		6.5		4		3.1		2.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		12.5		18		20.7		20.1		20.1		19.2		18.8		18.6		17.6		16.5		17.9		13.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		11.6		17.7		20.7		19.3		19.4		18.2		17.2		17		15.4		14.9		18.8		13.8