SANTIAGO, SAN LUIS POTOSI

Average Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.2		12.2		13.5		15.7		18.1		19.4		19		18.2		18.2		17.5		15.8		14		12.5

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		24.9		21.6		23		25.8		28.2		28.9		26.9		25.6		25.8		24.7		23.8		23.1		21.6

Average Low Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.5		2.9		3.9		5.7		8		9.9		11.1		10.9		10.6		10.3		7.9		4.9		3.3

Highest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		45		33		33		39		45		39		38		38		34		34		35		35		29.5

Lowest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-11		-9		-9		-8		-2		1		---		1		---		---		-4		-8		-11

Average Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		403		15		10		11		18		30		67		74		60		72		28		9		9

Average Number of Days With Hail

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.7		---		0.1		---		0.1		0.1		0.1		---		0.1		---		---		---		0.2

Most Reported Precipitation in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		281		124		102		125		77		117		188		281		259		205		127		49		44

Most Precipitation Reported in a Day

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		100.1		32.3		60		68.7		36		62.6		89		100.1		59.8		70		53		26.2		22

Average Number of Rainy Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47.7		2.4		1.3		1.4		2.5		4.5		6.6		7.3		6.7		7.3		4.2		1.5		2

Average Number of Days With Thunderstorms

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.8		0.1		0.4		0.1		0.4		1		0.6		0.9		0.8		0.4		0.8		0.1		0.2

Heating Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		981.5		188.6		138.1		80.1		6.7		---		---		2.6		4.3		25		77.5		130		182.6

Cooling Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		52.7		---		---		---		---		32.7		20		---		---		---		---		---		---

Growing Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2321.9		69.8		97.3		178.3		243.3		291.1		270		255.8		254.1		225		180.8		120		75.8

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.4		11.8		12.4		13.1		13.6		13.9		13.7		13.2		12.6		12		11.5		11.2

Average Number of Days With Fog

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.5		1.4		1.2		1		0.9		1.1		0.5		0.7		1.1		1.9		2.6		1.7		1.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.8		15.3		18.4		22		23.2		24		23		21.8		21.7		18.5		18		16.6		14.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.2		4.2		4.8		5.6		7		7.7		8.2		8.3		7.7		7.2		5.5		4.2		3.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.7		18.4		21.4		23.4		22.5		22		22.8		19.9		20.5		18.8		20.1		20.5		18.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.6		21.2		23.2		25.3		23.7		23.4		21.4		19.4		20.3		17.1		20.5		23		21.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.8		15.3		18.4		22		23.2		24		23		21.8		21.7		18.5		18		16.6		14.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.9		5.2		5.4		6.5		7.7		8.3		8.8		8.9		8.2		7.6		6.2		4.9		4.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.5		22.4		25.9		25.1		24.8		23.8		26.2		22.1		22.1		20.9		24.3		22.9		21.4

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		28.8		31.5		28.7		28.4		27.5		27.8		24.3		23.5		20.8		28		27.3		27.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		10.5		16.9		19.7		20.8		22		20.1		17.4		19		15.8		15.6		14.8		11.9

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		3.3		5		6		6.9		7.1		7.6		7.2		6.7		4.3		3.5		3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.6		11.8		19.3		20.7		20.2		20.3		19.8		16.1		18		15.8		17		17.8		14.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		10.2		19.6		20.4		19.1		19.6		16.2		12.2		15.6		12.4		15.4		18.4		14.3