KEY WEST - FORT ZACHARY TAYLOR, FLORIDA

Average Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25.5		21.4		21.5		23.3		25.3		27.1		28.4		29.1		29.2		28.4		26.5		23.9		22.1

Average High Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28.8		24.8		24.8		26.7		28.5		30.3		31.8		32.4		32.8		31.8		29.5		27		25.2

Average Low Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.2		18.2		18.2		19.9		22.1		23.8		24.9		25.7		25.7		25.1		23.5		20.9		18.9

Highest Recorded Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		36.7		30.6		31.7		31.1		32.8		33.3		34.4		35		36.7		35		33.9		32.2		30

Lowest Recorded Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.2		7.8		7.2		11.1		13.3		18.9		19.4		20.6		20.6		21.1		15.6		10		8.3

Average Number of Days Above 90F/32C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		84.5		---		---		---		0.2		1.9		15.8		23.9		25		15.5		2.1		0.1		---

Average Precipitation

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1001		42		52		38		36		66		121		92		112		181		159		59		43

Average Number of Days With Precipitation

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		102		5		5		4		4		6		11		13		13		16		12		5		6

Most Precipitation Reported in a Day

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		433.1		87.9		102.6		74.4		60.2		167.9		82		83.1		69.8		157.2		137.4		433.1		104.7

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

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		64		3		3		2		3		4		7		7		8		11		8		3		3

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

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24		1		1		1		1		2		3		2		3		5		3		1		1

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

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		---		1		---		---		---		2		1		1		2		2		---		---

Most Rain Reported in a Month

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1693		198		126		126		143		323		322		215		216		351		566		533		125

Least Rain Reported in a Month

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		586		2		1		---		---		2		6		16		22		75		22		2		4

Cooling Degree Days

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2720.6		97.3		90.2		153.3		209.2		269.6		300.8		332.4		337.6		302.5		253.2		168.3		114.6

Growing Degree Days

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5971		355.7		325.7		411.6		459.2		527.9		550.8		590.7		595.9		552.5		511.5		418.3		372.9

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.2		11.7		12.4		13.1		13.8		14.1		13.9		13.3		12.7		11.9		11.3		11.1

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		14.5		17.8		21.5		24.9		25.9		24		22.8		21.6		19.5		18.1		15.5		13.4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		3.8		4.4		5.3		6		7		8		8.2		7.6		6.6		5		3.9		3.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.9		18.4		21.5		23.4		24.4		23.6		21.3		20.5		20.5		20.1		21		19.1		17.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23		21.4		23.8		25.7		27.9		27.4		23.1		21		20.3		19.8		22.5		22.4		20.3

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		14.5		17.8		21.5		24.9		25.9		24		22.8		21.6		19.5		18.1		15.5		13.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.6		4.5		5.3		6.6		7.1		8		8.9		8.9		8.1		7.3		5.9		4.6		4.3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.5		21.4		24.8		26		26.9		25.6		24		22.8		22.4		22.9		23.6		22		20.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		28.1		26.8		29.6		30.7		33.3		32.1		29.7		26		24.2		25		27		27.6		24.9

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		12.3		15.6		17.8		22.2		23.2		20.4		18.9		19.7		16.1		15.4		13.4		11.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		3		3.4		4.4		4.9		6		6.8		7.3		7		5.8		4.2		3.1		3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		14.9		18.3		18.9		21.7		21.3		18.4		17.3		18.8		16.3		17.3		16.1		14.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.1		15.5		18.4		17.8		22.3		22.1		16.7		14.4		17		13.4		16.2		17.1		14.8