MANDURAH, WESTERN AUSTRALIA

Average Temperature

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17		23		23		21		18		15		13		12		13		14		16		18		21

Average High Temperature

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23		29.3		29.5		27.6		24.4		20.6		18.1		17.3		17.7		19.2		21.2		24.4		27

Average Low Temperature

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.4		16.9		17		15.6		13		10.8		9.5		8.6		8.6		9.6		10.9		13.2		15.3

Highest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		43		43		43		38.3		35.6		29		25.1		25.5		26.4		29.5		35.7		39.3		39.1

Lowest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.6		10.1		9.7		6.6		5.1		2.4		0.9		1.9		0.6		3.1		3.8		4.3		9.5

Average Morning Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		18		23.5		23.3		21.7		18.7		15.6		13.6		12.7		13.3		15.1		17.5		19.6		22.2

Average Afternoon Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22		28.2		28.7		26.7		23		19.8		17.5		16.7		17		18.3		20.7		22.9		25.8

Average Number of Days Above 104F/40C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.8		0.5		0.4		---		---		---		---		---		---		---		---		---		---

Average Number of Days Above 95F/35C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.9		5.2		4.7		1.5		---		---		---		---		---		---		0.1		0.4		2.1

Average Number of Days Above 86F/30C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		51.2		13.6		13.5		9.3		1.9		---		---		---		---		---		1.1		3.5		8.3

Average Number of Days Below 35F/2C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.4		---		---		---		---		---		0.1		0.1		0.1		---		---		---		---

Average Precipitation

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		880		---		10		10		40		120		190		170		120		80		50		20		10

Average Number of Rainy Days

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		120		2.3		2.6		3.8		7.5		14.1		18		19.7		17.5		14.2		10.7		6.3		3.4

Most Rain Reported in a Day

Years on Record: 90

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		140		140		140		50		80		100		90		90		70		50		60		50		50

Most Rain Reported in a Month

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		490		220		220		90		160		250		470		400		280		490		220		120		80

Least Rain Reported in a Month

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		---		20		60		50		20		10		---		---		---

Average Morning Relative Humidity

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		66		53		56		58		67		73		77		78		75		70		61		60		54

Average Evening Relative Humidity

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		55		45		44		47		54		60		64		64		62		58		53		51		46

Average Morning Dew Point

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11		13		14.1		12.9		12.4		10.8		9.7		8.8		8.9		9.7		10		11.2		12.1

Average Afternoon Dew Point

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.9		14.6		15.4		14.1		13.3		11.8		10.7		9.7		9.6		9.8		10.7		12		13.3

Average Morning Web Bulb

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14		17.4		17.8		16.6		15.3		13		11.6		10.7		11		12.3		13.6		14.9		16.3

Average Afternoon Wet Bulb

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.2		19.9		20.5		19.1		17.4		15.4		13.9		13.1		13.1		14		15.4		16.7		18.3

Heating Degree Days

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		774.7		---		---		---		---		86.1		141.7		172.2		172.2		125		77.5		---		---

Cooling Degree Days

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		505.4		137.8		133.4		94.7		---		---		---		---		---		---		---		---		77.5

Growing Degree Days

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2981		396.1		368.8		353.1		250		172.2		108.3		86.1		86.1		125		180.8		250		335.8

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		14.5		13.7		12.7		11.7		10.9		10.5		10.7		11.4		12.3		13.3		14.2		14.7

Average Number of Clear Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		124.1		17.3		16.6		14.7		9		7.1		4.9		5.7		6.6		8.5		10.4		8.9		14.5

Average Number of Cloudy Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		90.5		3.4		3.4		4.3		9		10.6		12		11.6		10.3		9.2		6.9		6.5		3.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		28		24.9		19.6		14.3		10.4		8.7		9.3		12.1		16.1		21.1		25.2		28.2

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		7.3		6.6		5.8		4.6		3.6		3.1		3.4		4.3		5.7		6.9		7.8		7.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.1		24.9		24.1		21.2		17.9		14.2		12.9		13.2		15.1		18.1		20.9		22.9		24.5

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		30.6		27.8		22.7		18.4		15.1		13.8		14		15.7		18		22		25.9		30.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		28		24.9		19.6		14.3		10.4		8.7		9.3		12.1		16.1		21.1		25.2		28.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.2		9.1		7.7		6.4		5		3.9		3.3		3.6		4.6		6		7.4		8.6		8.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.5		26.6		27.1		24.1		20.9		16.5		16.1		14.3		16.9		21.4		22.9		24.5		26.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.6		35.1		34.5		28.1		23.4		18.7		18.6		15.6		18.5		23.5		26		29.6		35.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.9		22.4		21.9		17.7		12.8		8.8		7.9		7.9		10.7		14.2		19.1		22.4		25.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		6.4		5.3		4.9		4		3.3		2.7		3.3		4		4.9		6.3		7.2		6.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		20.1		21.2		18.9		15.5		11.5		11.3		10.6		13		15.7		18.8		20.5		22.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.4		19.7		21.8		18.7		14.7		11		11.4		10.1		12.5		14		18.1		20.6		24.6