PORTO NACIONAL, TOCANTINS

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		79		77.9		77.7		78.1		79		79.2		77.5		77.5		80.4		82.4		80.4		79.3		78.3

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		91.2		88.3		88.3		88.2		90		91.4		92.1		92.8		96.3		96.1		91.8		89.8		88.5

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		69.8		70.9		70.9		71.2		71.6		69.6		66		64.4		66.6		70.9		72.1		71.8		71.6

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		104.2		98.8		99.5		97.3		99.3		98.4		98.8		99		104.2		104.2		104.2		101.7		100.2

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		52.5		64.6		58.1		64.4		64.2		59		52.5		54.3		56.5		59.4		64.6		58.1		64.4

Average Number of Days Above 90F/32C

Years on Record: 3

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		272		14.8		20		14		23.3		25.8		30		27.7		29.1		25		23.3		15.7		23.3

Average Precipitation

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		87		13.3		13		13.8		8.5		1.6		---		---		0.5		4.1		9.8		7.5		14.9

Average Evaporation Rate

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		67.2		3.2		2.8		3		3.7		5.6		7.4		9		10.7		9.2		5.2		4		3.5

Average Number of Rainy Days

Years on Record: 7

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		89.1		13.9		10.5		13.3		10.3		3.4		---		---		0.5		2.5		8.4		11.2		15.1

Average Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71.9		83		84		84		80		72		64.5		56		50		56		74		79		80

Average Dew Point

Years on Record: 5

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		72		76		76		76		76		74		69		65		64		65		71		74		75

Cooling Degree Days

Years on Record: 3

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5461.4		449.5		437.9		449.5		480		496		405		387.5		434		480		496		450		496

Growing Degree Days

Years on Record: 3

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10940.1		914.5		861.6		914.5		930		961		855		852.5		899		930		961		900		961

Average Station Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
InHg		29.1		29.1		29.1		29.1		29.1		29.1		29.1		29.1		29.1		29.1		29.1		29.1		29.1

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		13		12.8		12.5		12.2		12		11.9		11.9		12.1		12.4		12.7		13		13.1

Average Percent of Cloud Cover

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		60		80		80		80		70		50		40		30		30		50		70		80		80

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.3		5		5		4.8		5.1		5.3		5.6		5.8		6.2		5.9		5.2		5.1		4.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.9		2.4		2.4		2.3		1.9		1.4		1		1		1.3		1.9		2.3		2.4		2.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.5		4.9		4.9		4.7		5.2		5.7		6.2		6.4		6.5		5.9		5.1		5		4.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		3.7		3.7		3.6		4.8		6.3		7.7		8		7.5		5.7		4.1		3.9		3.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.3		5		5		4.8		5.1		5.3		5.6		5.8		6.2		5.9		5.2		5.1		4.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2		2.4		2.5		2.3		2		1.7		1.4		1.3		1.6		2.1		2.4		2.4		2.4

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.1		5.8		5.7		5.5		5.9		6.4		6.5		6.8		7		6.5		5.8		6.3		5.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.4		5.1		4.8		4.8		6		7.7		8.4		8.7		8.6		7		5.3		5.9		4.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		3.9		4.3		3.9		4.4		4.6		4.8		5.3		5.6		5.4		4.5		4.5		3.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		2.3		2.4		2.2		1.7		1.2		0.9		0.9		1.1		1.7		2.2		2.2		2.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		3.9		4.3		3.9		4.5		4.9		5.2		5.8		5.9		5.4		4.3		4.4		3.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.9		2.3		2.7		2.4		3.6		4.7		5.7		6.7		6.2		4.8		3		2.9		1.7