CIUDAD FERN?NDEZ, SAN LUIS POTOSI

Average Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.1		16.2		18.4		21.6		24.6		26.3		26.1		25		25		23.8		21.6		19		17

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		29.5		23.9		26.8		30.7		33.4		34.5		33.1		31.7		31.7		29.9		28		25.9		24.2

Average Low Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.6		8.5		10		12.6		15.7		18.2		19		18.3		18.3		17.7		15.2		12		9.8

Highest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		45.1		36.2		38.2		41.1		43.1		45.1		42.9		39.6		38.8		39		37.5		35.5		37

Lowest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5		-3.8		-5		-1		1		9		11		10.5		10.7		6		---		-1.9		-5

Average Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		917		59		54		62		76		109		103		69		63		103		92		76		51

Average Number of Days With Hail

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.1		---		0.1		0.1		0.2		0.3		0.1		0.1		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		419		276		176		182		240		308		307		419		236		275		325		346		352

Most Precipitation Reported in a Day

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		126.3		26.9		30.7		40.5		87.1		56		79		117.5		126.3		83.4		59.6		45.9		71.7

Average Number of Rainy Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		76.4		3.7		2.8		2.9		3.9		6.2		9.1		9.9		9.4		12.1		8.1		4.4		3.9

Average Number of Days With Thunderstorms

Years on Record: 32

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31.4		2.7		1.7		2.2		2.4		4.3		2.8		2.4		2.2		2.6		2.8		2.6		2.7

Heating Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		140.7		66.3		---		---		---		---		---		---		---		---		---		---		41.3

Cooling Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1469.7		---		1.6		103.3		186.7		248.9		231.7		206.7		206.7		164.2		101.6		18.3		---

Growing Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4579.4		192.1		237		361.7		436.7		507.2		481.7		465		465		414.2		359.9		268.3		217

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: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21.4		2.1		1.5		1.3		1.4		2.5		1.2		0.8		1.2		2.2		2.7		2.3		2.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		13.9		16.9		20.4		21.9		23.1		22.4		21.4		21.6		18		17.1		15.4		13.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.5		4.6		5.4		6.2		7.3		7.9		8.3		8.4		7.7		7.2		5.8		4.6		4.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.5		16.4		19.4		21.5		21.2		21.2		22.2		19.5		20.4		18.2		18.9		18.8		15.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.5		17.8		19.8		22		21.2		21.7		20.3		18.7		20.1		16.2		18.6		20		17.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		13.9		16.9		20.4		21.9		23.1		22.4		21.4		21.6		18		17.1		15.4		13.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.1		5.1		5.8		7		8		8.5		9		8.9		8.3		7.6		6.4		5.2		4.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.3		20.5		23.8		23.9		23.4		23.4		24.5		22		22.5		20.6		22.8		21.5		19.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.7		25.1		27.6		26.3		25.4		26.5		24.5		23.9		24.3		20.2		25.2		24.8		23

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		8.9		15.2		17.8		19.4		20.8		18.3		17.5		18.4		13.8		14.4		13.6		10.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		3.7		4.1		5.4		6.7		7.1		7.7		7.7		7		6.8		4.8		3.9		3.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		9.8		17.2		18.6		18.8		19.3		18		16.2		17.4		13.8		15.6		16.2		12.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.7		7.3		16.1		16.9		16.6		17.6		13.4		12.3		14.5		9.4		13.2		15.7		11.1