SAN ISIDRO, MICHOACAN

Average Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.7		12.1		13.3		15.6		18.2		20.2		20.7		19.4		18.9		18.3		16.9		14.1		12.7

Average High Temperature

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25.3		21.5		23.2		25.3		27.7		29.4		28.4		26.2		26		25.2		24.9		23.5		22

Average Low Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.1		2.7		3.5		5.8		8.6		11.1		12.9		12.6		11.9		11.3		8.8		4.7		3.4

Highest Recorded Temperature

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		37		30		31		33		37		37		36		34		36.5		33		32		32		29

Lowest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-6		-6		-6		-3		-1		3		7		5		1		3		---		-6		-6

Average Precipitation

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		455		13		8		2		5		19		69		109		101		79		32		9		8

Average Number of Days With Hail

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.8		---		0.1		---		---		---		0.1		0.1		0.3		0.2		---		---		---

Most Reported Precipitation in a Month

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		326		157		67		25		39		100		252		326		197		184		177		65		54

Most Precipitation Reported in a Day

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		90.5		40		45		14.3		20		49		90.5		69		79.2		49.8		54.6		48.5		43

Average Number of Rainy Days

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47.3		1.7		1.2		0.4		0.9		2.4		7.1		10.6		9.3		7.4		3.6		1.2		1.5

Average Number of Days With Thunderstorms

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.9		0.3		0.1		0.1		0.4		0.1		0.7		0.8		0.6		0.7		0.8		0.1		0.2

Heating Degree Days

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		915.7		192.9		140.4		87		5		---		---		---		---		2.5		46.5		126.7		174.8

Cooling Degree Days

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		181.1		---		---		---		---		59.4		69.2		33.6		18.9		---		---		---		---

Growing Degree Days

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2515.9		65.4		94.9		171.4		245		317.8		319.2		291.9		277.3		247.5		211.8		123.3		83.6

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: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.1		0.2		0.2		---		---		---		0.1		0.1		0.2		0.2		0.4		0.4		0.3

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.7		16.3		19.7		23.3		24.4		24.8		23.6		22.5		22.2		19.6		19		17.8		15.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		3.8		4.3		5		6.5		7.4		8		8.1		7.5		7		5.2		3.6		3.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.9		19.8		23.1		24.9		23.7		22.7		23.4		20.5		21		19.9		21.4		22.3		19.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.8		23.8		26.4		28.3		26.1		24.9		22.4		20.7		21.2		19		22.8		26.2		24.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.7		16.3		19.7		23.3		24.4		24.8		23.6		22.5		22.2		19.6		19		17.8		15.8

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		5		5.2		6.3		7.5		8.2		8.6		8.9		8.1		7.5		5.9		4.6		4.3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.5		23		27.6		27.6		27.1		24.1		26.1		22.9		22.5		21.8		24.9		23.6		22.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		29.1		29.9		34.9		33.7		33.6		28.2		27.5		26		24.4		22.5		29.3		28.6		30

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18		12.2		17.6		20.4		21.8		22		21.3		18.1		19.8		17		16.8		15.6		13.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		2.8		2.6		3.8		4.9		6.8		7.1		7.3		7		6.4		4		3.2		2.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		14		20.3		21.5		21.1		20.3		21		16.7		18.7		17.2		18.5		18.9		16.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		13.7		21.3		21.9		20.9		19.8		18.2		13.3		16.8		14.4		17.9		20.3		18.5