COTULLA - AIRPORT, TEXAS

Average Temperature

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.3		12.1		13.7		19.4		22.5		26.6		29.6		30		30.8		27.6		23.3		18.5		13.1

Average High Temperature

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		29.1		18.7		20.3		26.5		29.3		33.2		36.3		36.5		38.1		33.7		30.3		25.6		20.6

Average Low Temperature

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15.4		5.4		7		12.1		15.7		20		22.9		23.5		23.7		21.6		16.3		11.5		5.7

Highest Recorded Temperature

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		46.7		32.2		37.2		41.1		40		42.8		46.7		42.8		43.3		42.8		37.8		35		33.3

Lowest Recorded Temperature

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-8.9		-8.9		-8.3		-1.7		2.2		7.8		13.3		20		17.2		11.1		2.2		-3.3		-6.7

Average Number of Days Above 90F/32C

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		160.1		0.1		1.2		5.3		8.5		20.8		27.8		28.2		30.5		23.3		12.8		1.4		0.2

Average Number of Days Below 32F/0C

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14.4		5.9		3.1		0.5		---		---		---		---		---		---		---		0.7		4.2

Average Precipitation

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		561		26		32		31		50		77		58		39		54		70		60		32		32

Average Number of Days With Precipitation

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		48		4		4		4		4		5		4		3		3		5		4		3		5

Most Reported Precipitation in a Month

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		335		139		208		149		239		266		293		238		335		243		327		109		220

Most Precipitation Reported in a Day

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		177.8		52.8		74.7		109.2		154.9		157.5		157.5		99.3		174		144.8		177.8		90.9		78.7

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33		2		2		2		3		4		3		2		3		4		3		2		3

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14		1		1		1		1		2		1		1		1		2		1		1		1

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6		---		---		---		1		1		1		---		1		1		1		---		---

Most Snow Reported in a Month

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5.1		3.8		5.1		5.1		---		---		---		---		---		---		---		---		---

Heating Degree Days

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		198.3		74.4		56.7		5.6		0.6		---		---		---		---		---		---		8.9		52.2

Cooling Degree Days

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2088.3		7.2		19.4		77.2		133.3		257.2		337.2		361.1		388.3		278.3		161.7		58.9		8.3

Growing Degree Days

Years on Record: 110

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4570.9		63.7		105.2		291.1		375		514.9		586.7		620		645.8		528.3		411.6		255		96.4

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		11		11.6		12.4		13.3		14		14.4		14.2		13.5		12.7		11.9		11.1		10.8

Average 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		10.6		13		16.6		19.3		21		23.5		24		22		18.8		15.4		12		10.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		4.2		5.2		6.4		7.6		8.4		8.3		7.8		7.4		6.5		5.3		4.4		3.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.9		13.4		15.5		17.9		18.9		19.3		20.8		21.5		20.9		19.7		18.1		15		13.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.9		13.5		14.5		16.7		17.7		18.3		22.1		23.5		21.6		19.4		18		15.6		13.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.2		10.6		13		16.6		19.3		21		23.5		24		22		18.8		15.4		12		10.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		4.4		5.5		6.8		8		8.8		9		8.7		8		7.1		5.8		4.7		4.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.6		18.5		20.1		23.1		23.8		22.1		23.5		23.9		22.9		23.1		21.9		19.4		17

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.7		21.8		21.6		25.6		27		24.2		28.6		29.2		25.5		25.8		24.2		23		19.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14		8		10.7		12.9		15.8		17.9		19.7		20.6		19.2		16		10.8		9.6		7.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		3.5		4.5		5.2		6.2		7.6		7.2		6.8		6.7		5.5		4.5		3.5		3.4

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.2		9.4		12.2		13.5		15.3		16.6		17.6		18.6		18.3		16.5		11.9		11.3		8.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.8		7.6		9.7		10		11.6		13.2		15.4		17.3		16.5		14		8.9		10		7.3