PONCE, PUERTO RICO

Average Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		26		25		25		25		26		27		28		28		28		27		27		26		25

Average High Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		29		28		28		28		29		30		31		30		31		30		30		30		28

Average Low Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23		21		21		22		23		25		25		25		25		24		24		23		21

Highest Recorded Temperature

Years on Record: 14

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

Lowest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13		15		13		16		18		18		21		21		21		21		19		17		15

Average Number of Days Above 86F/30C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		276		19		16		19		24		25		27		25		25		24		24		25		23

Average Number of Days Below 75F/23C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		223		27		24		24		20		13		9		10		12		16		19		23		27

Average Number of Days Below 65F/18C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		3		2		2		---		---		---		---		---		---		---		---		3

Average Precipitation

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		697		21		14		23		31		81		47		28		74		94		147		114		22

Average Number of Days With Precipitation

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		56		3		3		3		4		6		4		4		5		7		9		6		3

Most Precipitation Reported in a Day

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		165.1		139.4		38.1		51.3		94		139.4		96.5		58.2		152.2		165.1		93.2		138.2		72.4

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

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		38		1		2		2		2		4		2		2		4		5		7		5		2

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

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16		---		---		1		1		2		1		1		2		2		3		3		1

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

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9		---		---		---		---		1		---		---		1		1		2		1		---

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		3.9		3.2		3		3.1		3.6		4.1		4.2		4.1		4.3		4.6		4.5		4.1		3.5

Average Number of Rainy Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		41		2		2		3		2		4		3		3		4		5		6		5		2

Average Number of Days With Thunderstorms

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17		---		---		---		---		1		1		2		3		4		3		2		1

Most Rain Reported in a Month

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1185		182		88		124		206		251		225		124		350		314		597		483		173

Least Rain Reported in a Month

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		362		---		---		---		---		---		---		---		---		2		1		---		---

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		75		74.4		72.8		72		73.1		74.3		73.8		73.5		75.1		78.1		79.8		77.7		74.9

Average Morning Relative Humidity

Years on Record: 2

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		---		87		85		---		---		---		---		---		---		---		---		87		87

Average Evening Relative Humidity

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		67		64		64		64		66		68		67		66		67		70		72		69		65

Average Dew Point

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		21		19		19		19		20		21		22		22		22		22		22		21		20

Cooling Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3227.1		206.7		188.3		215.3		241.7		284.2		300		301.4		301.4		275		275.6		250		215.3

Growing Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6477.4		465		423.8		473.6		491.7		542.5		550		559.7		559.7		525		533.9		500		473.6

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.6		11.9		12.4		12.9		13.4		13.6		13.5		13.1		12.6		12.1		11.7		11.5

Average Number of Days With Smoke/Haze

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3		---		---		---		---		1		1		1		---		---		---		---		---

Average No. of Days With Vision Obstruction

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3		---		---		---		---		1		1		1		---		---		---		---		---

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		47.6		41.7		41		44.3		48.8		55.7		51.3		46.9		46.6		53.2		52		47.1		42.3

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		41.9		37.9		37.5		39.8		42.7		47		44.2		40		40.3		44.6		45.5		42.9		38.8

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.2		16.6		19		21.8		22.8		22.4		23.2		23		22.3		20.4		18.9		16.4		15.8

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		4.7		5.4		6.2		7.3		8		7.7		7.7		7.6		7		5.9		5.1		4.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.1		19.5		21.2		22.6		22		21.8		23.4		23		21.1		20.6		20.4		18.9		19

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.4		21.4		22.4		23.5		22.3		20.7		22.2		21.8		21		19.8		20.7		19.8		21.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.2		16.6		19		21.8		22.8		22.4		23.2		23		22.3		20.4		18.9		16.4		15.8

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		5.9		7		8.1		8.6		8.3		8.3		8.2		7.8		6.8		5.7		5.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.7		22.4		22.8		24.3		24.8		24.9		26.7		25.3		22.8		23.9		23.6		21.6		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		26.2		26.5		25.3		26.6		27.9		26.3		28.3		26		24.6		26.1		26.5		24.7		25.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.6		14.8		17.8		19.6		19.8		19.6		20.8		20.7		19.8		15.5		15.1		14.1		13.9

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		3.9		4.9		5.7		6.2		7		6.6		7		7		5.9		4.9		4.4		3.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.2		17.1		19.6		20.1		19.2		19.1		20.9		20.7		18.8		15.4		15.9		15.8		16.2

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		17.2		19.5		19		16.9		15.6		17.9		17.8		16.6		11.3		13.1		14.7		16.3