GUANTANAMO BAY, CUBA

Average Temperature

Years on Record: 51

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

Average High Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		31		29		29		30		30		31		32		32		33		32		31		31		30

Average Low Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22		20		20		21		22		23		24		24		24		24		23		22		21

Highest Recorded Temperature

Years on Record: 51

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

Lowest Recorded Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13		13		13		16		17		18		20		21		20		19		18		16		13

Average Number of Days Above 95F/35C

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16		---		---		---		---		---		2		4		5		3		1		1		---

Average Number of Days Above 86F/30C

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		305		18		16		22		24		28		29		31		31		29		29		27		21

Average Number of Days Below 75F/23C

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		279		31		28		31		29		24		15		13		12		15		22		28		31

Average Number of Days Below 65F/18C

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13		4		4		2		---		---		---		---		---		---		---		---		2

Average Precipitation

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		610		20		20		30		30		90		50		20		40		70		120		40		20

Average Number of Days With Thunderstorms

Years on Record: 41

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		48		---		---		1		2		5		6		6		8		10		7		2		1

Most Rain Reported in a Month

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1190		260		110		100		130		470		440		190		170		420		500		380		170

Least Recorded Rainfall

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		230		---		---		---		---		---		---		---		---		---		---		---		---

Average Morning Relative Humidity

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		81		81		81		79		78		79		80		78		80		83		85		84		82

Average Evening Relative Humidity

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		63		60		59		60		62		66		65		62		63		66		67		64		61

Average Dew Point

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		20		18		18		18		19		21		22		22		22		22		22		21		18

Cooling Degree Days

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3328		198.1		180.5		223.9		241.7		275.6		300		318.6		327.2		308.3		292.8		258.3		223.9

Growing Degree Days

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6578.3		456.4		415.9		482.2		491.7		533.9		550		576.9		585.6		558.3		551.1		508.3		482.2

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		13.7		13.6		13.2		12.6		12		11.6		11.3

Average Number of Days With Fog

Years on Record: 41

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

Average Wind Speed

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		8		8		8		8		8		8		6		8		6		6		6		8		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		19.3		15.2		18		20.4		22.4		21.6		22.4		23		21.9		19.8		17.6		15.4		14

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		4.8		5.4		6.4		7.3		8.2		8.1		7.9		7.6		7		6		5		4.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.1		18.2		20.3		21.3		21.6		20		22.4		22.8		20.7		20		19.2		18.1		16.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.9		19.3		21.1		21.4		21.8		19.1		20.5		21.6		20.5		19		18.7		18.7		17.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.3		15.2		18		20.4		22.4		21.6		22.4		23		21.9		19.8		17.6		15.4		14

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.2		5.3		5.9		7.3		8.3		8.8		8.8		8.6		8.3		7.5		6.5		5.4		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		22.9		21.1		23.3		23.7		24.4		22.8		26		25.6		22.8		22.8		21.5		21.3		19.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.1		24.4		26.5		25.8		27.3		24.9		27		26.8		24.7		24		22.8		24.3		23.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.5		13.3		16.4		16.9		17.3		17.8		18.9		20.2		19		17.6		15.1		13.9		11.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		4		4.5		5.7		6.3		7.4		7.1		7		7		6.3		5.4		4.2		3.9

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		15.6		18.3		17.4		16.7		16.7		18.7		19.9		18		17.7		16.2		16		12.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.6		14.9		17.6		14.6		13		12.8		14.5		16.6		15.3		15.1		13.9		15.2		11.8