FORTALEZA, CEARA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		26.6		27.1		26.9		26.4		26.2		26.2		25.8		25.6		26		26.4		26.9		27.2		27.3

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		30.1		30.5		30.1		29.7		29.7		29.9		29.6		29.5		29.9		30.2		30.5		30.7		30.7

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23.6		24.4		24		23.6		23.4		23.3		22.8		22.4		22.7		23.4		24.1		24.4		24.6

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		37.7		37.7		33.3		32.8		32.6		32.8		31.8		33		34.4		32.7		33.4		33		33.2

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19.4		20		21.2		20.2		20		20.6		20.3		19.4		19.4		20.5		21		21.3		21

Average Number of Days Above 86F/30C

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		321		27		23		24		24		26		26		25		28		29		30		29		29

Average Number of Days Below 75F/23C

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		208		10		14		19		20		22		27		29		26		17		11		6		7

Average Precipitation

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1425.3		83.7		177.9		298.3		347.2		240		115.1		55.2		26.2		16.2		12.7		14.1		39.2

Average Evaporation Rate

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1435.2		127.7		93.8		72.4		67.5		80.5		93.5		115.2		153.2		159.2		163.9		158.9		149.4

Average Number of Days With Thunderstorms

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		1		2		3		2		1		1		---		---		---		---		---		---

Most Rain Reported in a Month

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2490		520		710		560		610		440		230		240		30		50		30		80		110

Least Recorded Rainfall

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		640		20		40		80		130		60		20		---		---		---		---		---		---

Average Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		78.8		78.1		81.4		84.7		85.2		83.6		81		78.8		75.3		74.4		74		73.7		75.9

Average Morning Relative Humidity

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		89		89		91		94		94		94		93		91		88		86		84		84		86

Average Evening Relative Humidity

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		66		67		69		72		72		69		67		64		61		61		62		62		64

Average Dew Point

Years on Record: 16

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

Cooling Degree Days

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3554.7		301.4		266.8		275.6		266.7		275.6		258.3		249.7		266.9		266.7		292.8		291.7		301.4

Growing Degree Days

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6805.1		559.7		502.2		533.9		516.7		533.9		508.3		508.1		525.3		516.7		551.1		541.7		559.7

Average Station Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mbar		1008.7		1007.4		1007.5		1007.6		1007.8		1008.5		1009.9		1010.6		1010		1009.9		1008.7		1008.2		1007.8

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		12.7		12.6		12.5		12.4		12.3		12.3		12.3		12.4		12.4		12.5		12.7		12.7

Average Number of Days With Fog

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		48		4		5		7		7		5		4		3		4		3		1		2		3

Average Percent of Cloud Cover

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		50		60		60		70		70		60		50		40		30		40		40		50		50

Average Wind Speed

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		16		14		14		14		14		14		14		16		17		17		17		16		16

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21		20.7		19.9		18.1		17.2		18.6		18.9		20.5		23.1		24.3		24.9		23.6		22.4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		7.5		8		8.3		7.6		6.4		5.8		5.5		5.5		6.2		6.4		6.6		6.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.1		20.6		19.8		17.9		17.2		18.8		19.3		20.9		23.3		24.1		24.7		23.6		22.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.2		19.6		17.2		14		13.9		18.6		20.8		23.5		26.1		25.7		26.3		25		23.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21		20.7		19.9		18.1		17.2		18.6		18.9		20.5		23.1		24.3		24.9		23.6		22.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.4		8.1		8.4		8.5		7.8		7.1		6.4		6.1		6.2		7.3		7.8		7.2		7.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.6		23.8		23.1		21.4		21.3		22.1		21.8		22.5		25.1		25.8		26.2		25.6		25.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		26.1		25.6		22.9		19.8		20.9		24.9		26		26.7		29.8		29.2		29.4		29		29.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		17		13.4		14.6		13.7		15.4		16.8		18.8		21.4		21.5		20.9		21.9		18.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.9		6.5		7.2		7.7		6.9		5.5		4.9		4.9		4.7		5.5		5.8		5.8		5.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		16.9		13.2		14.4		13.6		15.5		17.1		19.1		21.5		21.3		20.7		21.9		18.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.5		13.2		7.5		8.8		8.7		12.7		16.4		19.7		22.5		20.2		18.6		21.6		16.2