CELAYA, GUANAJUATO

Average Temperature

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19		14.8		16.1		18.5		20.9		22.4		22.1		20.7		20.6		20.2		18.8		17.1		15.5

Average High Temperature

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		27.2		24		25.5		28.2		30.2		31		29.3		27.3		27.3		26.8		26.4		25.7		24.3

Average Low Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.8		5.6		6.7		8.8		11.6		13.7		14.9		14.2		13.9		13.6		11.2		8.4		6.7

Highest Recorded Temperature

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		39		36		34.5		39		39		38.5		38		38.9		35.5		33		34.5		35		34

Lowest Recorded Temperature

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5		-3.5		-5		-3		1		2		1		2.5		6.5		3		1		-5		-4.5

Average Precipitation

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		620		14		7		7		14		31		103		142		134		102		45		14		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		6.8		0.2		0.3		0.3		0.3		0.5		1.3		1.5		1.1		0.8		0.3		0.1		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		427		101		131		56		66		91		226		407		427		343		154		64		51

Most Precipitation Reported in a Day

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		99.5		34		64		51		49.7		33.5		86.4		79.7		99.5		83.5		79.6		52.5		31

Average Number of Rainy Days

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		72.9		2.4		1.4		1.6		2.5		5.7		11.3		14.4		13.4		10.7		5.6		2.1		1.8

Average Number of Days With Thunderstorms

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20.4		0.5		0.5		0.7		0.8		1.3		3.4		4.9		3.6		2.6		1.4		0.4		0.3

Heating Degree Days

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		368.6		109.4		62.8		---		---		---		---		---		---		---		---		38.3		87.8

Cooling Degree Days

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		535.3		---		---		5.2		77.5		124.9		112.5		74.9		69.8		55.8		14.7		---		---

Growing Degree Days

Years on Record: 43

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3417.2		149		172.7		263.5		327.5		383.2		362.5		333.3		328.1		305.8		273		211.7		170.5

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		13.8		13.6		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		9.3		0.6		0.4		0.4		0.3		0.5		1.3		1.6		1.5		1.2		0.8		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		19.8		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