COCOS ISLAND, COCOS ISLANDS

Average Temperature

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		26		27		27		27		27		27		26		26		26		26		26		26		27

Average High Temperature

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28		29		30		30		29		28		28		27		27		28		28		28		29

Average Low Temperature

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		24		24		25		25		25		25		24		23		23		23		23		24		24

Highest Recorded Temperature

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		32		32		32		32		32		31		30		30		30		30		30		31		32

Lowest Recorded Temperature

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		18		21		20		20		19		19		20		20		18		18		20		19		21

Average Number of Days Above 86F/30C

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		161		22		23		26		23		17		6		1		2		2		7		13		19

Average Number of Days Below 75F/23C

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153		9		7		7		7		9		14		20		20		20		16		12		12

Average Precipitation

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1930		190		160		230		230		190		200		210		130		80		70		90		110

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		145		11		12		15		14		14		16		16		13		10		8		8		8

Average Number of Days With Thunderstorms

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7		1		1		2		2		1		---		---		---		---		---		---		---

Most Rain Reported in a Month

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		3040		560		400		620		550		640		650		640		460		270		510		570		440

Least Recorded Rainfall

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		850		---		---		30		20		10		---		20		10		---		---		---		---

Average Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		79.6		80		80		80		85		80		80		80		80		80		75		80		75

Average Morning Relative Humidity

Years on Record: 35

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		81		81		81		82		83		82		81		81		80		79		79		80		80

Average Evening Relative Humidity

Years on Record: 35

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		74		72		72		74		77		77		76		76		74		73		72		72		72

Average Dew Point

Years on Record: 35

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22		22		22		23		23		22		22		21		21		21		21		21		22

Cooling Degree Days

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3263.8		266.9		258.9		284.2		266.7		266.9		241.7		232.5		232.5		233.3		249.7		250		266.9

Growing Degree Days

Years on Record: 40

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6514.4		525.3		494.4		542.5		516.7		525.3		491.7		490.8		490.8		483.3		508.1		500		525.3

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		13.1		12.8		12.5		12.2		11.9		11.8		11.9		12.1		12.4		12.7		13.1		13.2

Average Wind Speed

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		25		20		19		20		25		27		28		30		30		28		28		25		22

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.4		22.6		22.1		20.5		19.4		17.1		15.6		16.4		19.5		21.7		23.3		23.3		23.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.8		8		8		7.6		6.4		5.7		5.3		5.4		5.7		6.5		7.4		7.7		7.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.8		22.5		21.6		20.3		20.1		18.5		17.1		17.9		20.7		22		22.5		23.1		23.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.5		21.1		19.9		18.5		19.6		18.8		17.6		18.4		21.6		22.2		22.5		22.3		23.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.4		22.6		22.1		20.5		19.4		17.1		15.6		16.4		19.5		21.7		23.3		23.3		23.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.6		8.8		8.9		8.2		7.1		6.2		5.8		5.9		6.5		7.7		8.3		8.5		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		24.3		28.1		25.9		24.7		23		21.6		19.9		20.6		23.3		24.5		26.1		26.8		27.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		27.2		31.8		27.8		26.6		25.1		24.5		22.8		23.6		26.7		27.1		30.1		29.3		30.7

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		17.8		16.8		16.3		16.2		14.9		13.2		14		16.4		17		20.1		20.2		17

Minimum 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		6		6.8		6.3		5.5		4.8		4.6		4.6		4.7		5.6		5.9		6.4		6.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.9		17.6		16.4		16.1		16.6		15.8		14.2		15.1		17.2		17.1		19.4		19.9		16.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.7		12.9		11.3		11.6		13.8		14.3		12.6		13.6		15.4		13.6		16.8		16.7		11.9