TLAHUAC, MEXICO CITY

Average Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.8		13.9		15		16.7		18.3		19.1		18.7		17.9		17.7		17.7		16.9		15		14.2

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25.3		23.7		24.7		26.7		27.9		28.2		26.2		24.6		24.5		24.5		24.7		24		23.4

Average Low Temperature

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.3		4.2		5.2		6.8		8.7		10		11.2		11.1		11		11		9.2		6.1		5.1

Highest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38.5		32		34		36		38.5		38		37		35		35		33		32		33		36

Lowest Recorded Temperature

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-8		-8		-7		-3		1		2		4.5		3		4		-1		-2		-5		-5

Average Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		547		9		7		10		18		51		89		113		107		92		43		5		3

Average Number of Days With Hail

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		---		---		---		---		---		---		---		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		226		103		41		68		72		128		169		226		186		165		142		19		36

Most Precipitation Reported in a Day

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		66		52		18.5		35		40		50		60		63.5		60		66		45		18		23

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		70.3		1		1.3		1.6		3		6.7		11.3		14.3		12.9		11.2		5.2		1.2		0.6

Average Number of Days With Thunderstorms

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37		1.7		0.9		1.1		1.9		2.9		4.4		5.9		4.1		4.2		5		2.9		2

Heating Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		698.7		135.2		94.9		49.1		0.8		---		---		14.7		18.1		17.5		42.2		98.3		126.6

Cooling Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		35.8		---		---		---		---		24.1		11.7		---		---		---		---		---		---

Growing Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2587.8		123.2		140.4		209.3		249.2		282.4		261.7		243.7		240.3		232.5		216.2		151.7		131.8

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		13.4		13.7		13.6		13.1		12.6		12.1		11.6		11.4

Average Number of Days With Fog

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.9		2.5		1.9		2.4		2.4		0.6		2.7		1.7		1.9		1.1		1.8		1.9		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		19.4		17		19.8		22.3		22.4		22.2		20.3		20.4		20.1		17.8		17.8		17.2		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		6.5		4.3		4.9		5.9		7.4		8.1		8.5		8.4		8.1		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		20.4		20.5		22.4		23.3		21.6		20.6		20.3		20.3		19		17.9		19.3		20.3		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		20.4		23.1		24.7		24.9		21.6		20.1		17		17.1		17.1		15.2		18.7		22.4		22.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.4		17		19.8		22.3		22.4		22.2		20.3		20.4		20.1		17.8		17.8		17.2		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		7.1		5.3		5.5		6.9		8		8.7		8.8		8.8		8.5		7.7		6.7		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		22.9		22.8		25.4		25.9		23.9		22.9		23.1		22.4		21.1		19.9		22.8		22.9		21.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.9		27.4		30.5		29.9		26.2		25.1		21.6		20.7		21.1		18.6		25		27.1		26.2

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		14		18.2		19.4		20		19.4		18.5		17.9		16.9		14.8		14.5		15.3		15

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		3.6		3.8		4.9		6.5		7.3		7.9		8		7.6		7.2		5.2		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		17.7		16.3		20.3		20.1		19.4		18.2		18.4		17.6		16		14.7		15.4		17.6		18.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		15.9		20.9		19		17.3		15.4		14		13		12		10.4		12.5		17.8		19.7