BIG CYPRESS NATIONAL PRESERVE, FLORIDA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23		16.7		18.4		20		22.1		24.9		26.9		27.6		27.7		27.1		24.8		21.3		18.2

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28.8		23.6		25.1		26.6		28.8		31.2		32.2		32.8		32.7		31.7		29.7		26.9		24.3

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17.2		9.9		11.8		13.4		15.3		18.6		21.7		22.4		22.8		22.5		19.9		15.7		12.1

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		89.4		---		0.4		1.3		3.3		10.9		16		21.6		22.2		11.1		2.4		0.2		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		267.5		8.5		10.6		17.4		23.9		30.2		29.3		30.9		31		29.8		28.2		18.1		9.5

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		342.7		23.3		22.6		29		29.6		31		30		31		31		30		30.9		28.4		25.9

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		362.2		29.3		27.6		30.9		30		31		30		31		31		30		31		30		30.3

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		364.7		30.7		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		365		31		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		239.8		31		27.7		29.9		29.7		27.9		10.3		2.5		0.4		3.2		18.4		28.2		30.5

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		125.1		26.8		21.8		21		15.3		4.3		0.1		---		---		---		2.2		12.7		20.9

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		48.3		15.3		9		6.8		2.1		---		---		---		---		---		0.2		3.2		11.6

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.7		5.2		2.2		0.6		---		---		---		---		---		---		---		---		2.7

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.5		1		---		---		---		---		---		---		---		---		---		---		0.5

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1524		61		71.1		83.8		73.7		109.2		238.8		221		246.4		198.1		111.8		61		50.8

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		412		149		83		43		9		---		---		---		---		---		2		24		102

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3481		59		87		136		209		367		463		518		524		474		362		186		95

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8562		388		426		558		650		832		913		983		989		924		825		612		464

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		11.1		11.7		12.4		13.2		13.9		14.2		14		13.4		12.7		11.9		11.3		10.9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.1		12.7		15.4		18.4		21.4		22		19.4		19.4		18.5		16.6		15.6		13.2		11.9

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		4.2		5.1		6.3		7.3		8.2		8.9		8.8		8.2		7.2		5.6		4.5		4

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		15.9		18.4		19.8		20.9		20.2		17.5		17.7		17.6		16.9		17.9		16.2		15.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.4		17.3		18.7		19.5		21.1		19.9		15.2		15.3		15.1		14.6		17.3		17.4		16.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.1		12.7		15.4		18.4		21.4		22		19.4		19.4		18.5		16.6		15.6		13.2		11.9

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		4.7		5.5		6.8		7.9		8.7		9.1		9		8.3		7.3		6		4.9		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		20.2		18.2		21.3		22.7		23.9		21.7		20.7		20.1		18.9		18.9		20.2		18.1		17.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.5		21.1		23.4		24.6		26.9		23.1		21.5		20.2		17.4		17.8		21.1		20.7		19.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.8		10.2		13.9		15.9		18.9		19.5		16.4		17.4		16.4		14.1		13.8		10.8		10.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6		3.8		4.4		5.5		6.3		7.8		8.3		8.3		8		6.8		5.1		4.1		3.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.3		12.1		16.2		16.9		18.4		18		15		16		15.7		14.2		15.4		12.7		12.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13		11.2		15.2		14.7		16.4		15.6		10.6		12.2		11.8		10.5		13.5		11.7		12.7