CHARCAS, SAN LUIS POTOSI

Average Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17.6		12.6		14.2		17.4		20.1		21.8		21.7		20.1		20.2		19		16.7		14.8		12

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25.5		20.4		22.8		26.3		29.2		30.5		29.5		27.7		27.8		25.8		23.8		22.4		19.4

Average Low Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.7		4.8		5.7		8.4		11		13.1		13.8		12.6		12.7		12.2		9.7		7.3		4.7

Highest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42.9		38.7		40		40		40		39		40		38		39		42.9		37		36		36

Lowest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-9		-9		-5		-3		-6		---		---		---		---		---		-3		-5		-7

Average Precipitation

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		440		10		9		14		14		45		80		65		62		73		46		10		13

Average Number of Days With Hail

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.7		---		---		0.2		0.2		0.5		0.3		0.2		---		0.1		0.1		---		0.1

Most Reported Precipitation in a Month

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		276		44		67		78		57		141		276		239		192		177		117		62		109

Most Precipitation Reported in a Day

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		117		22		45		35		36		79.1		53		84.5		117		77.5		63		26		49.4

Average Number of Rainy Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		53		2.1		1.5		1.9		2.3		5.3		7.6		7.1		6.8		8.3		5.8		2.2		2.1

Average Number of Days With Thunderstorms

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.7		0.3		0.5		0.2		0.3		0.5		0.3		0.3		0.2		0.2		0.4		0.3		0.2

Heating Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		829		178.3		115.3		31		---		---		---		---		---		---		49.1		105		194.6

Cooling Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		396.4		---		---		---		53.3		107.7		99.2		56.8		59.4		20		---		---		---

Growing Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2818		80.1		120.1		227.3		303.3		366		349.2		315.2		317.8		270		209.3		145		63.7

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		10.2		1.6		0.9		0.6		0.4		0.4		0.5		0.5		0.8		1.1		0.8		1		1.6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.7		14.9		17.9		21.7		22.7		23.6		23.4		22.5		21.9		19.1		18		16.5		14.4

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		4.1		4.8		5.6		7.1		7.8		8.1		8.2		7.6		7		5.4		4		3.7

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		18.2		21		23.2		22		21.7		23		20.4		20.6		19.5		20.3		20.7		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		21.9		21		22.8		25.2		22.9		22.8		22		20.7		20.6		18.4		21.1		23.5		21.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.7		14.9		17.9		21.7		22.7		23.6		23.4		22.5		21.9		19.1		18		16.5		14.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.8		5		5.4		6.3		7.7		8.3		8.8		8.8		8.1		7.4		6		4.6		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		23.5		21.8		25		25.7		25.3		23.4		24.9		22.4		22.1		21.2		24.9		23.3		22.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		27.1		27.6		29.8		30		29.7		26.5		25.5		24.9		23.5		21.4		29.3		28		28.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.4		10.6		16.2		19.9		20.4		21.9		21.1		19.2		19.7		16.9		15.8		15.1		12

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		3.1		3.6		4.6		5.7		7.1		7.6		7.5		7.1		6.5		4		3.2		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		18		12.1		18.6		21.1		19.8		20.2		20.7		17.6		18.6		17.1		17.5		18.5		14.4

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		10.8		18.6		21.3		18.5		19.5		17.8		14.9		16.8		14.4		16.3		19.7		15