SAN DAMI?N, GUANAJUATO

Average Temperature

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17.7		13		14.6		17.5		20.2		21.8		21.1		19.8		19.6		19.1		17.3		15.3		13.6

Average High Temperature

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		26.1		22.7		24.8		27.7		29.8		30.7		28.2		26		25.8		25.3		24.9		24.4		23.1

Average Low Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.4		3.3		4.5		7.3		10.5		12.9		14.1		13.5		13.4		12.9		9.7		6.1		4.1

Highest Recorded Temperature

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42.5		32		35.5		39.5		40		42.5		38		35		36		39.5		36		34.5		34.5

Lowest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-9.5		-6.5		-9.5		-3.5		---		1		5.5		5.5		8		1.5		-2.5		-6.5		-8

Average Precipitation

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		621		14		6		9		14		38		114		139		115		115		40		9		8

Average Number of Days With Hail

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.2		0.7		0.4		0.4		0.8		1.4		1.8		2.2		2.5		1.6		0.9		0.4		0.1

Most Reported Precipitation in a Month

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		375		124		50		68		57		103		319		375		274		301		158		49		66

Most Precipitation Reported in a Day

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		79.5		34.3		20.2		32		36.2		54.8		61		68.4		77.2		79.5		51.5		26.7		39.1

Average Number of Rainy Days

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		73.6		2.2		1.7		1.9		3.3		6.4		10.7		14.4		12.6		10.9		5.9		1.9		1.7

Average Number of Days With Thunderstorms

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25		1.4		0.8		0.7		1.1		2.2		2.9		4.2		4.5		3.2		2.3		1.1		0.6

Heating Degree Days

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		683.4		165.3		104.4		25.8		---		---		---		---		---		---		31.9		92.5		146.4

Cooling Degree Days

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		352.1		---		---		---		54.2		107.7		85		43.9		38.8		22.5		---		---		---

Growing Degree Days

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2919.2		93		131.1		232.5		304.2		366		335		302.3		297.1		272.5		226.5		157.5		111.9

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		11.9		12.4		13		13.5		13.8		13.7		13.2		12.6		12		11.5		11.3

Average Number of Days With Fog

Years on Record: 36

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21.2		1.3		0.7		0.8		1		2		2.8		3.2		3.4		2.6		1.5		1.2		0.7

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		15.9		19		22.4		23.4		23.4		22.1		21.3		21.2		18.4		17.9		17		15.4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		4.2		4.8		5.6		6.9		7.8		8.3		8.4		7.8		7.3		5.8		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		20.8		19.7		21.9		23.7		22.7		21.6		22		20.9		20.1		18.6		19.7		20.7		18.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.5		22		24.1		25.9		24		22.4		19.9		18.5		19.3		16.6		19.8		23.3		22.2

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		15.9		19		22.4		23.4		23.4		22.1		21.3		21.2		18.4		17.9		17		15.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.9		5.3		5.5		6.7		7.7		8.4		8.8		8.9		8.3		7.6		6.4		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		23.4		23.1		26		25.7		25.1		23.5		24.2		23.6		22		20.4		22.9		22.9		21.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		26.3		28		31.8		29.9		28.8		26.8		23.8		23.1		23.2		19.7		25.3		27.2		27.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.2		12		17.1		19.5		21.2		21.3		19.7		17.6		18.7		15		15.4		15		13.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		3.3		3.4		4.8		6		7		7.7		7.8		7.2		7		4.9		3.6		3.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.9		14		19.4		20.4		20.5		19.7		19.5		17.2		17.7		15		16.7		17.8		16.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.3		12.7		19.6		19.7		19.6		18.4		15.7		12.5		14.9		11		14.7		18.3		18