IXTAPAN DEL ORO, MEXICO

Average Temperature

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		18		15.3		15.9		17.5		19.6		20.8		19.6		18.7		18.6		18.3		18		17.1		16

Average High Temperature

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25.9		24.2		25.3		27.3		29.8		29.6		25.9		24.7		24.8		24.4		24.9		25.2		24.4

Average Low Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10		6.4		6.5		7.8		9.4		11.9		13.3		12.6		12.4		12.1		11.1		8.9		7.6

Highest Recorded Temperature

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41		32.5		32		39		37		41		35.3		38		33		32		32		32		32

Lowest Recorded Temperature

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		---		---		---		---		3		5		4		6		8		6		5		2		---

Average Precipitation

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		918		19		8		3		8		49		174		174		189		165		104		19		6

Average Number of Days With Hail

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.6		---		---		---		---		---		0.2		0.2		---		0.2		---		---		---

Most Reported Precipitation in a Month

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		410		155		39		33		32		121		290		310		354		410		261		68		40

Most Precipitation Reported in a Day

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		92		64		15.5		15.5		24.5		67		57		48		92		64		62		26.5		23

Average Number of Rainy Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107.6		1.7		1.4		0.6		1.7		6.9		18.1		21.1		21.7		18.5		12		2.7		1.2

Average Number of Days With Thunderstorms

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.1		---		---		---		0.3		1.7		1.7		1.7		2		1.3		0.9		0.5		---

Heating Degree Days

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		369.3		93.9		69.1		25		---		---		---		---		---		2.5		10.3		38.3		72.3

Cooling Degree Days

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		168		---		---		---		37.5		74.9		37.5		10.3		7.8		---		---		---		---

Growing Degree Days

Years on Record: 54

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3049.4		164.5		166.4		233.4		287.5		333.3		287.5		268.7		266.1		247.5		248		211.7		186

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.5		11.9		12.4		13		13.5		13.7		13.6		13.1		12.6		12.1		11.6		11.4

Average Number of Days With Fog

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.5		0.4		0.1		0.5		0.5		0.2		1.6		3		2.9		3.9		1.7		0.3		0.4

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		17.2		20.6		23.6		23.4		22.5		20.2		19.8		19.5		17.8		17.7		17.3		16.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.4		4.2		4.5		5.3		7		8		8.5		8.5		8.2		7.5		6.1		4.6		4.1

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		20.8		23.4		24.7		22.6		20.8		20.1		19.7		18.5		17.9		19.1		20.4		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		20.9		23.7		26.7		27.7		23.6		20.6		16.8		16.2		16.2		15.3		18.6		22.6		22.7

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		17.2		20.6		23.6		23.4		22.5		20.2		19.8		19.5		17.8		17.7		17.3		16.2

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		5.3		5.5		6.8		7.8		8.7		8.8		8.8		8.5		7.7		6.6		5.3		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		23.9		26.9		27.7		25.7		23.1		23.4		22.1		21		20.1		23		22.7		21.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		26.1		29.5		33.3		33.7		30.1		25.6		22.2		20.2		20.9		19		25.3		26.8		26

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.9		13.7		18.4		19.8		20.8		19.6		17.2		17.8		15.8		14.3		15.3		15.2		15.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		3.2		3.2		4		5.7		7.2		7.8		8.1		7.6		7.1		5.1		3.8		3.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.6		15.8		20.6		20.5		20.1		18.3		17.1		17.5		15		14.2		16.3		17.5		18.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		15.2		21.4		19.7		18.6		15.7		12.1		12.9		10.5		9.7		13.8		17.6		20.1