EMILIANO ZAPATA, SAN LUIS POTOSI

Average Temperature

Years on Record: 58

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		20.3		14.4		16.7		19.3		22		24		24.5		23.7		23.9		22.6		20.4		17.6		14.9

Average High Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28.7		22.6		25.8		28.7		31.3		32.8		32.7		31.5		31.8		30.1		28.1		25.6		22.8

Average Low Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12		6.2		7.6		9.9		12.8		15.1		16.3		15.9		15.9		15.2		12.7		9.6		6.9

Highest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42		38		36		39		41		42		41		39		39		38		37		34		32

Lowest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-9		-9		-6		-4		-2		8		9		7.5		8.5		7		2		-3		-6

Average Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		497		14		11		9		24		53		73		71		83		88		45		13		13

Average Number of Days With Hail

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.2		---		0.1		0.1		0.4		0.5		0.3		0.1		0.2		0.3		0.1		0.1		---

Most Reported Precipitation in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		232		147		71		87		123		232		172		179		203		197		181		80		97

Most Precipitation Reported in a Day

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		120		44.3		55.5		49.5		120		89		80		69		96.5		68		61.4		49		51

Average Number of Rainy Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		58.6		2.1		1.8		1.6		3.2		6.9		7.3		9.1		9.1		8.6		4.7		2.1		2.1

Average Number of Days With Thunderstorms

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47.7		0.7		1.1		2.3		3.5		6.9		6.5		7.7		9.2		6.1		2.2		0.8		0.7

Heating Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		384.7		121.4		46.3		---		---		---		---		---		---		---		---		21.7		108.5

Cooling Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1031.2		---		---		30.2		110.8		173.9		185		166.2		170.5		130		64.6		---		---

Growing Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3896.9		136.9		189.1		288.5		360.8		432.3		435		424.6		428.8		380		322.9		228.3		149.8

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.3		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: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		79.8		5.9		4.5		5.9		5.7		9.6		7.9		6.5		7.1		8		6.6		6.3		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		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