YAMARNA, WESTERN AUSTRALIA

Average Temperature

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		67		83		80		76		69		60		54		52		55		62		68		75		80

Average High Temperature

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		81		97		93		89		82		72		66		65		69		77		83		89		94

Average Low Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		54		69		67		64		56		48		42		39		42		48		54		61		66

Highest Recorded Temperature

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		115		115		114		109		102		98		84		83		88		98		105		110		112

Lowest Recorded Temperature

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		23		53		53		49		33		28		24		23		24		31		37		35		44

Average Morning Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		67		81		78		75		69		60		54		53		57		63		70		75		79

Average Afternoon Temperature

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		79		95		91		87		80		70		64		63		67		74		81		86		91

Average Number of Days Above 104F/40C

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19		7.7		4.3		1.4		---		---		---		---		---		---		0.3		1.3		4

Average Number of Days Above 95F/35C

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		71.6		18.2		13.3		10.2		1.8		0.1		---		---		---		0.2		4		8.1		15.7

Average Number of Days Above 86F/30C

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		143		27.1		21.7		20.9		10.6		1.6		---		---		0.1		5		12.4		19.3		24.4

Average Number of Days Below 35F/2C

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.2		---		---		---		---		1.3		5.3		10.6		4.5		0.4		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 25

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.8		---		---		---		---		0.2		1.5		4		1		0.1		---		---		---

Average Precipitation

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		8		---		1		---		---		---		---		---		---		---		---		---		---

Average Number of Rainy Days

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46.4		2.9		3.8		4		4		4.3		4.9		4.7		3.5		3		2.8		3.6		4.9

Most Rain Reported in a Day

Years on Record: 26

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

Most Rain Reported in a Month

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		11		2		11		4		5		2		2		2		1		2		2		1		2

Average Morning Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		45		32		41		42		45		54		63		59		50		41		34		33		34

Average Evening Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		28		18		26		25		29		34		40		37		31		25		21		20		21

Average Morning Dew Point

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43		47		51		48		45		43		41		38		37		38		38		43		47

Average Afternoon Dew Point

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		39		42		48		45		42		40		38		35		34		34		34		38		43

Average Morning Web Bulb

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		55		62		63		61		57		52		48		46		48		52		55		58		62

Average Afternoon Wet Bulb

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		58		66		67		64		60		55		52		51		52		56		58		62		65

Heating Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1257.5		---		---		---		---		155		330		403		294.5		75		---		---		---

Cooling Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2331.8		558		423.8		356.5		120		---		---		---		---		---		108.5		300		465

Growing Degree Days

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6553		1023		847.5		821.5		570		310		120		62		170.5		375		573.5		750		930

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		14.1		13.5		12.6		11.8		11.1		10.8		11		11.6		12.3		13.2		13.9		14.3

Average Number of Clear Days

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		162.3		13.7		12.2		12.9		11.4		12.1		13.3		14.6		15.8		16.3		15.1		12.4		12.4

Average Number of Cloudy Days

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		71		5.3		6.1		6.2		6.8		8		7.5		6.6		5		3.8		4.1		5.7		6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		7.5		6.8		5.8		4.7		3.8		3.5		3.8		4.8		6.1		7		7.5		7.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		2.1		2		1.7		1.3		1		0.8		0.8		0.9		1.2		1.6		2		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		6.1		6.7		6.5		6.1		5.6		5		4.8		5.2		6.3		6.8		6.9		6.8		6.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7		7.9		7.1		6.6		6		5.8		5.8		6.3		7.3		7.9		8.1		8		7.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		7.5		6.8		5.8		4.7		3.8		3.5		3.8		4.8		6.1		7		7.5		7.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		2.6		2.3		1.9		1.6		1.2		1		1.1		1.2		1.5		1.9		2.3		2.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7		7.5		7.5		7.3		6.9		6.2		5.6		6.1		7		7.3		7.4		7.5		7.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		8.8		9.8		9.4		8.8		8.3		7.9		7		7.9		8.6		9		9.1		9.7		10.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.9		6		5.5		5		3.6		3.1		2.8		3.2		4.3		5.5		6.3		6.7		6.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.2		1.8		1.5		1.2		0.9		0.7		0.7		0.6		0.7		1		1.4		1.6		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		5.4		5.3		5.2		4.1		3.8		3.7		4.2		5.3		6		6.1		6.1		5.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		5		4.7		4.9		3.5		3.8		3.9		4.6		5.7		6.5		6.5		6.5		5.8