SAN ONEFRE, SAN LUIS POTOSI

Average Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.8		11.4		13.4		15.8		18.5		20.4		20.8		19.6		19.7		18.9		17.1		14.2		12.3

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		24.5		20.2		22.5		25.5		27.6		28.5		27.3		25.4		25.6		24.7		24.1		22.5		20.6

Average Low Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.1		2.6		4.3		6.1		9.4		12.4		14.2		13.8		13.8		13.1		10.1		5.9		4

Highest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		36.5		29		31		33		34		36		36.5		33		32		31.5		31		29.5		28.5

Lowest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-9		-8		-7		-5.5		-2.5		4		3.5		9		6.5		2		-3		-9		-8

Average Precipitation

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		503		24		9		6		18		54		72		91		93		72		35		13		16

Average Number of Days With Hail

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.8		---		0.2		0.2		0.5		0.9		0.5		0.3		0.1		---		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		307		176		53		52		98		145		156		294		307		184		150		84		75

Most Precipitation Reported in a Day

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		172		62.2		35.4		22		70.5		53.8		101		91.2		172		58.2		74		33.7		36

Average Number of Rainy Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		61.7		3.2		2.2		1.1		3.1		6.5		7.9		9.2		8.9		8.9		5.3		2.2		3.2

Average Number of Days With Thunderstorms

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29.6		0.4		1		1.3		2.3		5		3.9		4.2		3.9		2.6		2.5		1.1		1.4

Heating Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		931		214.4		139.7		78.4		---		---		---		---		---		---		37.9		124.2		186.9

Cooling Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		241.4		---		---		---		5		65.4		72.5		38.8		42.2		17.5		---		---		---

Growing Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2561		43.9		95.7		180		255		323.8		322.5		297.1		300.6		267.5		220.4		125.8		71.5

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		13.9		13.8		13.3		12.6		12		11.4		11.2

Average Number of Days With Fog

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68.2		7.3		5.5		3.5		2.7		3.1		5.3		6.7		5.5		8.4		7.4		6.7		6.1

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