SANTIAGO, SONORA

Average Temperature

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23		15		16.2		18.2		21.2		24.8		29.7		31.6		30.5		29.4		24.8		19.2		15.6

Average High Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		32.7		24.7		26.4		28.7		32.6		36.4		40		39.1		37.6		37.6		34.6		29.4		24.8

Average Low Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.4		5.3		6		7.6		9.9		13.2		19.4		24.1		23.4		21.1		15		9.1		6.4

Highest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		49		38		38		41		43		45.5		48		47		49		49		43.5		40		35

Lowest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-7		-7		-4		-1.5		2.5		3		7.5		15		12.5		11.5		5.5		-2		-4.5

Average Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		507		22		16		8		5		2		20		137		158		77		25		13		24

Average Number of Days With Hail

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.8		---		---		0.1		---		---		0.1		0.2		0.2		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		760		99		147		75		43		25		146		280		760		460		174		47		77

Most Precipitation Reported in a Day

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		290		61		75		30		24		14.5		33		140		230		290		101		31.5		43

Average Number of Rainy Days

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40.7		2.1		1.6		1.2		0.8		0.4		2		11.4		10.3		4.2		2		1.8		2.9

Average Number of Days With Thunderstorms

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.6		---		---		0.1		---		---		0.3		3		2.2		0.8		0.2		---		---

Heating Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		322.4		103.3		60.4		5.2		---		---		---		---		---		---		---		---		85.3

Cooling Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1976.8		---		---		---		87.5		200.7		340.8		411.6		377.2		330.8		200.7		27.5		---

Growing Degree Days

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4839.4		155		175		253.2		337.5		459		590.8		620		620		580.8		459		277.5		173.1

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.9		11.6		12.4		13.3		14.1		14.5		14.2		13.6		12.7		11.8		11.1		10.7

Average Number of Days With Fog

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.9		0.4		0.1		---		---		---		---		---		---		---		0.1		---		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		21.2		14		17		22.8		27.1		29.2		28.7		24.4		22.9		21.5		18.5		15.3		13

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		3		3.9		4.1		4.6		5.4		6.4		7.7		7		5.5		4		3		2.8

Average 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		19.5		21.8		25.9		26.9		26.4		24.8		21.8		21.9		22.8		22.9		20.8		18.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		27.4		23.6		24.7		30.9		34		34.9		32.4		24.3		23.6		25.3		26.1		25.5		22.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.2		14		17		22.8		27.1		29.2		28.7		24.4		22.9		21.5		18.5		15.3		13

Maximum 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		4		4.9		4.9		6		6.3		7.8		8.3		7.5		5.9		4.9		3.8		3.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.2		23.1		25.4		27.2		29.3		28		26.4		23.8		23		25.1		25.3		23.8		21.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		32		29.9		31		33.5		39.6		39.2		36.8		29.1		26		29.8		30.5		31		28.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19		11.4		14.4		21		24.3		27.5		25.2		22.5		21.4		20.4		16.3		13.4		10.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		3.9		2		2.8		3.5		3.3		4.3		5.4		6.8		6.6		4.6		3.2		2.1		2.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.1		15		17.7		23.6		24		24.9		22.1		20.2		20.4		21.6		19.5		17.6		14.5

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.1		15.9		17.9		26.6		27.6		31		25.2		20.7		20.6		23		20.3		19.9		15.7