KARNET, WESTERN AUSTRALIA

Average Temperature

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16		22		22		20		17		13		11		10		10		12		14		17		20

Average High Temperature

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.1		30.5		30.2		27.6		22.9		18.7		16		15		15.5		17.4		20.5		23.9		27.8

Average Low Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.5		15.3		15.6		14.3		11.6		9		7.4		6.2		6.1		7.2		8.9		11.2		13.5

Highest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		44.5		43.5		44.5		39.5		35		29.7		24.1		22		24		28.9		35.8		39.9		42

Lowest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2		7		7		4.3		3		0.4		-2		-1		-1.2		1		0.6		1.6		4

Average Morning Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15.3		21.3		20.9		18.9		16		12.6		10.6		9.5		10.1		12.3		14.9		17.5		20

Average Afternoon Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		20		28.7		29		26.3		20.8		17.6		14.7		14		14.4		16		19		22.8		26.2

Average Number of Days Above 104F/40C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.3		0.7		0.4		---		---		---		---		---		---		---		---		---		0.2

Average Number of Days Above 95F/35C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.5		6.6		4.9		2.1		0.1		---		---		---		---		---		---		0.5		2.3

Average Number of Days Above 86F/30C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.8		16.6		14.6		9.7		1.7		---		---		---		---		---		1.1		4		10.2

Average Number of Days Below 35F/2C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.9		---		---		---		---		0.3		1.5		2.8		2.9		1		0.3		---		---

Average Number of Days Below 32F/0C

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.9		---		---		---		---		---		0.2		0.4		0.3		---		---		---		---

Average Precipitation

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1210		10		20		20		70		150		230		230		180		120		80		40		10

Average Number of Rainy Days

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		124.2		2.9		3.4		4.8		8.8		13.9		17.2		18.6		16.9		14.2		11		8.3		4.2

Most Rain Reported in a Day

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		140		100		80		40		70		80		140		110		110		60		70		80		50

Most Rain Reported in a Month

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		450		160		100		80		160		310		450		440		290		280		180		150		80

Least Rain Reported in a Month

Years on Record: 31

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

Average Morning Relative Humidity

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		72		56		60		66		75		83		87		87		83		78		68		64		59

Average Evening Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		54		34		38		42		54		61		70		68		65		62		53		47		40

Average Morning Dew Point

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10		12.4		12.7		12.3		11.4		9.8		8.5		7.4		7.3		8.4		8.9		10.3		11.5

Average Afternoon Dew Point

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.9		11.8		12.9		12		11.6		9.9		9.2		8.1		7.7		8.9		9.4		10.1		11.3

Average Morning Web Bulb

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.5		16.3		16.2		15.2		13.6		11.1		9.7		8.6		8.9		10.4		11.9		13.7		15.3

Average Afternoon Wet Bulb

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.4		19		19.5		18.1		15.7		13.5		11.9		11.1		11.2		12.4		14		15.8		17.5

Heating Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1224.5		---		---		---		41.7		146.4		208.3		241.1		249.7		191.7		120.6		25		---

Cooling Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		447.7		129.2		125.6		68.9		---		---		---		---		---		---		---		---		68.9

Growing Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2473.5		387.5		361		327.2		208.3		111.9		41.7		17.2		8.6		58.3		137.8		225		327.2

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		13.7		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: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		106.7		15.7		13.4		12.8		8.6		6		4.6		4.6		5.4		6.2		7.8		8.6		13.1

Average Number of Cloudy Days

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		106.7		3.8		4.7		5.9		9.1		11.1		12.7		11.9		11.9		12.3		9.2		8.6		5.5

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