KARNET, WESTERN AUSTRALIA

Average Temperature

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60		72		73		69		62		56		52		51		50		53		58		63		69

Average High Temperature

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		71		86		86		81		73		65		60		59		59		63		68		75		82

Average Low Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50		59		60		57		52		48		45		43		42		44		48		52		56

Highest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		112		110		112		103		95		85		75		71		75		84		96		103		107

Lowest Recorded Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		28		44		44		39		37		32		28		30		29		33		33		34		39

Average Morning Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59		70		69		66		60		54		51		49		50		54		58		63		68

Average Afternoon Temperature

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		68		83		84		79		69		63		58		57		57		60		66		73		79

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
in		48		---		1		---		2		6		9		9		7		4		3		1		---

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
in		5		4		3		1		3		3		5		4		4		2		3		3		2

Most Rain Reported in a Month

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		17		6		4		3		6		12		17		17		11		11		7		6		3

Least Rain Reported in a Month

Years on Record: 31

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		---		---		---		2		3		4		1		---		---		---		---

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
F		50		54		54		54		52		49		47		45		45		47		48		50		52

Average Afternoon Dew Point

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		49		53		55		53		52		49		48		46		45		48		48		50		52

Average Morning Web Bulb

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		54		61		61		59		56		51		49		47		48		50		53		56		59

Average Afternoon Wet Bulb

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57		66		67		64		60		56		53		51		52		54		57		60		63

Heating Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2204		---		---		---		75		263.5		375		434		449.5		345		217		45		---

Cooling Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		706.5		232.5		226		124		---		---		---		---		---		---		---		---		124

Growing Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3981.3		697.5		649.8		589		375		201.5		75		31		15.5		105		248		405		589

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
kWh/m2		5.2		7.7		6.8		5.5		4.2		3.1		2.6		2.8		3.6		4.7		6.2		7.2		7.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		2.1		1.9		1.6		1.3		1		0.9		1		1.2		1.5		1.8		2.1		2.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.5		6.8		6.6		6		5.1		4.2		3.9		4		4.5		5.3		6.1		6.5		6.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.1		8.3		7.5		6.4		5.4		4.6		4.2		4.3		4.7		5.4		6.7		7.5		8.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		7.7		6.8		5.5		4.2		3.1		2.6		2.8		3.6		4.7		6.2		7.2		7.8

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		2.5		2.1		1.8		1.4		1.1		0.9		1		1.3		1.7		2		2.4		2.4

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.2		7.5		7.3		6.7		6.2		5.4		4.9		4.4		4.9		6.1		6.6		7		7.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.4		10		9.1		7.9		7.1		6.5		5.8		5		5.5		6.8		7.6		8.6		9.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		6.3		6.2		5.1		3.8		2.6		2.4		2.5		3.1		4.2		5.6		6.4		7.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		1.7		1.6		1.4		1		0.8		0.7		0.9		1.1		1.3		1.7		1.9		1.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		5.7		6		5.4		4.5		3.3		3.4		3.3		3.8		4.7		5.6		5.9		6.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.9		5.7		6.2		5.5		4.4		3.2		3.5		3.3		3.7		4.4		5.6		6.1		7