KOLLAN ISLAND, WESTERN AUSTRALIA

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Elevation: 13 meters Latitude: 16 05S Longitude: 123 35E

WEATHER

Monthly - Summary

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Monthly - All Data

Climate Summary

CURRENT CONDITIONS

Sunrise/Set

05:08 am

05:50 pm
Local Time
7:00 am AWST
1 November, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28		29		29		29		30		28		26		25		25		27		28		29		30

Average High Temperature

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		31.3		32.4		32		32.6		33.1		31.6		29.7		28.6		29		30.1		31.1		32.2		33

Average Low Temperature

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		25.5		27		26.8		27.2		27.3		25.4		23.3		22.1		22.5		24.1		25.7		27.1		27.7

Highest Recorded Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		39.6		39		37.8		37		38.5		36.8		34.3		33.8		34.9		37.2		39.6		37.6		38.5

Lowest Recorded Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.8		16.8		19.6		21.5		20.7		18.3		17.2		17.1		17.9		18.2		22.3		21		22.7

Average Morning Temperature

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28.2		29.7		29.3		29.7		29.8		28		25.9		25		25.5		27		28.4		29.5		30.2

Average Afternoon Temperature

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		29.7		30.7		30.4		31.1		31.8		30.1		28.3		27.3		27.6		28.6		29.8		30.5		31.3

Average Number of Days Above 95F/35C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.9		1.4		1		2.3		4.9		1.3		---		---		---		0.5		0.9		1.4		2.3

Average Number of Days Above 86F/30C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		235.6		25.5		22.4		25.6		26.1		22.6		11.5		8.1		8.8		13.8		20.3		23.6		27.3

PRECIPITATION

Average Precipitation

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		950		270		270		170		40		60		10		---		---		---		---		---		70

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		50.3		12.3		12.9		9.2		3.4		3.2		1.2		0.8		0.2		0.2		0.7		1.3		5.1

Most Rain Reported in a Day

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		280		190		180		260		100		280		50		60		20		20		20		30		170

Most Rain Reported in a Month

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		790		790		780		610		350		320		180		60		50		20		30		40		280

Least Rain Reported in a Month

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		20		---		---		---		---		---		---		---		---		---		---		---

HUMIDITY

Average Morning Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		66		75		77		74		66		58		55		54		59		64		71		72		73

Average Evening Relative Humidity

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		60		70		72		69		56		52		46		50		56		61		66		66		67

Average Morning Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		20.4		24.6		24.5		24.2		21.8		18.3		14.4		13.3		15.4		18.3		22.2		23.5		24.4

Average Morning Web Bulb

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23.4		26.2		26.2		26.1		24.9		22		19.7		18.8		19.8		22		24.4		25.5		26.2

Average Afternoon Wet Bulb

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23.9		26.5		26.4		26.4		25		22.9		20.4		20.2		21.4		23		24.8		25.7		26.4

DEGREE DAYS

Cooling Degree Days

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3845.9		344.4		306.1		344.4		350		301.4		233.3		206.7		223.9		258.3		301.4		325		361.7

Growing Degree Days

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7096.2		602.8		541.4		602.8		600		559.7		483.3		465		482.2		508.3		559.7		575		620

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		13.3		13		12.5		12.1		11.7		11.6		11.7		12		12.4		12.8		13.2		13.5

Average Number of Clear Days

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		163.7		2.6		2.5		5.1		13.9		15.1		18		21.9		22.6		20.9		18.5		13.8		8.9

Average Number of Cloudy Days

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37.3		9.7		8.6		6.4		1.6		2.9		1.4		0.6		0.3		0.7		0.7		1		3.4

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.6		22.6		21.5		22.8		21.9		20.1		18.6		19.8		22		24.7		26.4		27		24.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		8.4		8.2		6.6		4.9		3.6		3.2		3.1		3.8		4.9		6.1		6.8		7.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.7		22.2		20.5		22.8		23.5		23.2		22.3		23.5		24.5		25.5		25.4		26.5		24.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		26.2		20.4		18.9		23.5		26.4		28.1		27.9		29.5		29.4		29.5		29		28.9		23.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.6		22.6		21.5		22.8		21.9		20.1		18.6		19.8		22		24.7		26.4		27		24.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.5		9.1		8.9		7.9		6.1		5		4.5		3.8		4.4		5.5		6.6		8		9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.9		25.7		24.5		25.9		25.8		25		24.2		24.7		26.2		26.5		26.2		27.9		28.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		30.6		26.9		26.8		29.6		30.9		31.8		31.5		32		32.8		31.4		30.7		31.9		30.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.6		17		17.8		18		18.8		16.9		15.9		18.4		20.8		23.5		25.2		23.8		18.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		7.4		7.1		5.5		4		2.8		2.5		2.5		3.1		4.4		5.7		6.2		6.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.3		16.5		17		18		20		19		18.5		21.6		23.1		24.2		24.3		23.2		18.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.1		11.3		12.6		14.8		19.8		20.3		20.6		25.7		26.5		26.8		26.5		22.5		13.9

NEARBY - MAP

NEARBY - LIST

Koolan Island, Western Australia (12 mi / 20 km)
Lombadina Mission, Western Australia (45 mi / 74 km)
Pender, Western Australia (48 mi / 78 km)
Kuri Bay, Western Australia (74 mi / 120 km)
Yeeda, Western Australia (83 mi / 134 km)

GEOBA.SE

Kollan Island, Western Australia