KOOLAN ISLAND, WESTERN AUSTRALIA

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Elevation: 498 feet Latitude: 16 07S Longitude: 123 46E

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

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TEMPERATURE

Average Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		81		83		83		84		83		81		77		75		77		80		82		84		84

Average High Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		87		89		89		90		89		87		83		82		84		87		89		91		91

Average Low Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		75		77		77		78		78		75		72		69		70		73		75		78		78

Highest Recorded Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		101		96		97		98		99		94		90		89		96		98		101		101		101

Lowest Recorded Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		56		69		69		66		69		64		63		61		56		64		69		72		69

Average Morning Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		81		83		83		84		84		81		77		75		77		80		83		85		85

Average Afternoon Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		85		86		87		87		87		85		81		80		82		84		86		87		88

Average Number of Days Above 104F/40C

Years on Record: 10

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

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Average Number of Days Above 95F/35C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16		1.1		0.6		2.1		1.7		---		---		---		0.1		1.1		3.5		2.9		2.9

Average Number of Days Above 86F/30C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		253.7		26.6		24.1		28.1		26.8		23.5		7		3.7		9.5		20.1		26.3		29.3		28.7

Average Number of Days Below 35F/2C

Years on Record: 10

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

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Average Number of Days Below 32F/0C

Years on Record: 10

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

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PRECIPITATION

Average Precipitation

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		33		10		9		6		1		1		---		---		---		---		---		---		2

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		55.7		13.8		14.1		10.9		4.4		3		1.3		0.4		0.2		0.2		0.4		1.3		5.7

Most Rain Reported in a Day

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		8		8		4		4		5		4		4		2		1		---		1		1		5

Most Rain Reported in a Month

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		27		27		19		15		10		8		5		2		1		---		1		2		9

Least Rain Reported in a Month

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		1		1		---		---		---		---		---		---		---		---		---		---

HUMIDITY

Average Morning Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		64		75		77		74		65		58		56		54		51		56		64		67		72

Average Evening Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		58		70		70		68		57		49		48		43		45		52		58		64		68

Average Morning Dew Point

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		67		75		75		75		71		64		59		56		56		62		69		73		75

Average Afternoon Dew Point

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		67		76		75		75		69		63		58		54		57		63		69		73		75

Average Morning Web Bulb

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		72		77		78		78		75		71		66		64		65		69		74		77		78

DEGREE DAYS

Cooling Degree Days

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5945.5		558		508.5		589		555		496		375		325.5		372		450		527		585		604.5

Growing Degree Days

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11424.3		1023		932.3		1054		1005		961		825		790.5		837		900		992		1035		1069.5

VISIBILITY

Average Number of Clear Days

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		179		5		3		8.3		13.4		19.7		20.5		22.5		24.5		21.8		20.5		12.5		7.2

Average Number of Cloudy Days

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63.8		14.6		13.3		9.2		6.6		1.9		2.8		0.8		1.2		0.9		0.5		3.7		8.2

NEARBY - MAP

NEARBY - LIST

Kollan Island, Western Australia (12 mi / 20 km)
Lombadina Mission, Western Australia (55 mi / 89 km)
Pender, Western Australia (59 mi / 95 km)
Kuri Bay, Western Australia (66 mi / 107 km)
Kunmunya, Western Australia (79 mi / 128 km)

GEOBA.SE

Koolan Island, Western Australia

WEATHER FORECAST