ROCKINGHAM, WESTERN AUSTRALIA

Average Temperature

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		18		23		24		22		19		16		15		14		14		15		16		19		21

Average High Temperature

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.9		29		29.3		27.5		24.1		20.8		18.6		17.5		17.8		19.2		21.1		23.8		26.5

Average Low Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.3		18.7		19.1		17.8		15.4		13		11.6		10.5		10.4		11.2		12.4		14.7		16.8

Highest Recorded Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		43.2		42.6		43.2		41.4		36.5		29.6		26.1		25.9		27.2		31		38		40		41

Lowest Recorded Temperature

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		2.5		10		10.7		7.4		5.6		3.9		3.4		2.5		2.8		4.5		4.5		5		5.3

Average Morning Temperature

Years on Record: 36

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		18.7		24.3		24.1		22.4		19.5		16.4		14.3		13.3		13.8		15.6		17.7		20.4		22.6

Average Afternoon Temperature

Years on Record: 35

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		21.3		26.5		27		25.4		22.7		19.8		17.6		16.4		16.9		18.2		19.6		22.1		24.2

Average Number of Days Above 104F/40C

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1		0.6		0.2		0.1		---		---		---		---		---		---		---		---		0.1

Average Number of Days Above 95F/35C

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.5		4.3		3.7		1.3		---		---		---		---		---		---		0.1		0.4		1.8

Average Number of Days Above 86F/30C

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		43.2		11.6		11.3		8.4		1.5		---		---		---		---		0.1		0.8		2.8		6.6

Average Precipitation

Years on Record: 41

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		770		---		10		10		40		110		160		160		100		60		40		20		---

Average Number of Rainy Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		113.6		2.1		2.6		3.6		7.9		13.1		17.5		19.1		16.3		12.9		9.5		6.2		3

Most Rain Reported in a Day

Years on Record: 41

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		210		80		210		30		60		60		90		100		70		60		40		30		20

Most Rain Reported in a Month

Years on Record: 41

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		310		140		230		70		120		240		300		310		220		150		100		70		30

Least Rain Reported in a Month

Years on Record: 41

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		---		20		70		---		20		10		---		---		---

Average Morning Relative Humidity

Years on Record: 36

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		62		50		52		54		62		69		75		75		71		67		61		55		52

Average Evening Relative Humidity

Years on Record: 35

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		59		53		53		53		58		61		65		66		64		61		59		57		55

Average Morning Dew Point

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.8		13		13.1		12.5		11.8		10.5		9.7		8.7		8.5		9.5		9.8		10.7		12

Average Afternoon Dew Point

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.5		15.8		16		14.9		13.5		11.8		10.5		9.7		9.8		10.6		11.2		12.8		14.4

Average Morning Web Bulb

Years on Record: 35

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.4		17.8		17.8		16.8		15.2		13.3		12		11.1		11.2		12.5		13.6		15.1		16.8

Average Afternoon Wet Bulb

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.3		20		20.3		19.2		17.4		15.4		14		13		13.2		14.1		15		16.8		18.5

Heating Degree Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		604.5		---		---		---		---		51.7		108.3		146.4		137.8		100		60.3		---		---

Cooling Degree Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		670.2		163.6		156.9		129.2		33.3		---		---		---		---		---		---		16.7		94.7

Growing Degree Days

Years on Record: 37

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3316.3		421.9		392.4		387.5		283.3		206.7		141.7		111.9		120.6		150		198.1		266.7		353.1

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		14.4		13.6		12.7		11.7		10.9		10.5		10.7		11.4		12.3		13.3		14.2		14.7

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.6		27.7		24.6		19.9		15		11.1		9.5		10		12.8		17		22.2		25.8		28.1

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		7.5		6.8		5.8		4.6		3.6		3.2		3.4		4.3		5.5		6.6		7.6		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		19.7		24.6		23.8		21.5		18.5		15.1		13.9		14.2		16		19.1		22		23.5		24.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22		29.8		27		23		19.3		16.4		15.3		15.4		17		19.5		24.1		27		29.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.6		27.7		24.6		19.9		15		11.1		9.5		10		12.8		17		22.2		25.8		28.1

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		7.6		6.3		5		4		3.4		3.7		4.6		6		7.2		8.5		8.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.2		27		26.4		24.3		22.3		19.3		17.5		15.8		17.6		21.9		23.7		25.1		26.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		26.8		35.9		32.7		28.3		25.6		23.2		21		17.8		19.7		24.4		27.5		31		34.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		22.8		22.4		18.4		13.5		9.3		8.5		8.8		11.3		15.2		20.3		23.2		25.8

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		6.3		5.7		4.9		3.7		2.8		2.6		3.2		4		4.8		6		6.8		7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.4		20.5		21.6		19.6		16.3		12		12.1		11.9		13.6		16.8		20		21.2		22.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.5		20.3		22.4		19.7		15.9		11.6		12.5		11.9		13.2		15.7		20.2		21.9		25.2