WILLIS ISLAND, QUEENSLAND

Average Temperature

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		79		82		82		81		80		78		75		74		75		76		78		81		82

Average High Temperature

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		83		87		86		85		84		82		79		78		79		81		83		86		87

Average Low Temperature

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		75		78		78		77		76		74		72		71		71		72		74		76		77

Highest Recorded Temperature

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		94		93		93		92		93		88		86		85		86		88		90		92		94

Lowest Recorded Temperature

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		62		69		69		70		70		68		63		62		64		65		66		70		69

Average Morning Temperature

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		80		83		82		82		80		78		76		75		75		77		80		82		83

Average Afternoon Temperature

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		81		84		84		83		81		79		77		76		77		78		81		83		84

Average Number of Days Above 86F/30C

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		105.6		23.6		19.3		14.6		3.9		0.6		---		---		---		0.3		3.9		15.4		24

Average Precipitation

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		43		7		8		7		5		2		2		1		---		---		---		1		3

Average Number of Rainy Days

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		130.2		14.6		16.5		17.1		14.6		12.7		10.7		9.6		7.3		5.7		5.1		6.4		9.9

Most Rain Reported in a Day

Years on Record: 66

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12		9		12		5		9		9		7		6		4		2		4		4		6

Most Rain Reported in a Month

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		26		25		26		23		20		15		12		9		8		8		6		10		17

Average Morning Relative Humidity

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		74		77		80		79		77		75		73		72		71		70		70		71		73

Average Evening Relative Humidity

Years on Record: 56

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71		73		77		77		75		73		70		69		67		66		68		68		69

Average Morning Dew Point

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		70		75		76		75		73		70		66		65		65		66		69		71		73

Average Afternoon Dew Point

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		70		75		76		75		72		70		66		65		65		66		69		71		73

Average Morning Web Bulb

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		73		77		78		77		75		73		70		69		69		70		73		75		76

Average Afternoon Wet Bulb

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		74		78		78		77		75		73		70		69		69		70		73		75		77

Cooling Degree Days

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5061.8		542.5		480.3		496		450		403		315		294.5		310		345		418.5		480		527

Growing Degree Days

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10540.5		1007.5		904		961		900		868		765		759.5		775		795		883.5		930		992

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		13.4		13		12.5		12.1		11.7		11.6		11.6		12		12.4		12.8		13.3		13.5

Average Number of Clear Days

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		43.7		2.6		1.5		1.8		2.5		2.9		2.6		3.1		4.5		5.8		6.6		5.9		4

Average Number of Cloudy Days

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		98.2		11.6		12.9		12.3		10.2		8.7		8.6		7.7		6.2		4.6		4		4.1		7.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.1		6.9		6.2		5.9		5.5		4.9		4.5		4.8		5.5		6.6		7.4		7.6		7.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		2.2		2.2		2		1.6		1.3		1.2		1.2		1.3		1.5		1.6		1.9		2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.3		6.8		5.9		5.9		5.9		5.5		5.2		5.5		6.1		6.8		7.2		7.5		7.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.7		6.8		5.6		5.7		6.1		6.1		5.9		6.3		6.8		7.7		8.3		8.2		7.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.1		6.9		6.2		5.9		5.5		4.9		4.5		4.8		5.5		6.6		7.4		7.6		7.2

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		2.5		2.5		2.2		1.9		1.6		1.4		1.4		1.7		1.8		1.9		2.2		2.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.1		7.7		7.3		6.8		6.7		6.1		5.9		6.2		6.7		7.3		7.6		8		8.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		8.2		8.7		8.6		7.3		7.7		7.2		7.1		7.5		8		8.5		9.2		9.4		9.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5		5.3		4.9		3.8		4.4		4		4		4.2		4.4		5.7		7		6.8		5.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		1.8		1.7		1.7		1.3		1.1		1		1		1.1		1.3		1.4		1.6		1.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		5.2		4.7		3.7		4.6		4.5		4.5		4.8		4.7		5.9		6.7		6.7		5.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.7		4		3.4		2.3		3.9		4.2		4.7		4.9		4.3		5.8		7.3		6.6		4.9