WEST ISLAND, COCOS ISLANDS

Average Temperature

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		79		80		80		81		81		80		79		78		78		78		79		79		79

Average High Temperature

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		84		85		85		85		85		84		83		82		82		82		83		84		84

Average Low Temperature

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		75		76		76		77		77		76		75		74		74		74		75		75		75

Highest Recorded Temperature

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		90		89		90		89		89		88		87		85		86		86		87		87		89

Lowest Recorded Temperature

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		64		69		68		67		67		66		68		68		64		66		69		66		69

Average Morning Temperature

Years on Record: 44

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

Average Afternoon Temperature

Years on Record: 43

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

Average Number of Days Above 86F/30C

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		64		9.7		12.9		15.4		11.8		5.1		0.6		---		---		---		0.6		2.5		5.2

Average Precipitation

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		78		6		7		9		9		7		8		8		5		3		3		4		4

Average Number of Rainy Days

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		178.6		12.3		14.2		16.7		17.6		17.6		18.2		19.1		16.9		13.2		10.9		10.7		11.1

Most Rain Reported in a Day

Years on Record: 82

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12		8		7		8		8		6		7		10		11		9		12		7		10

Most Rain Reported in a Month

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		34		22		25		28		22		25		25		34		18		33		32		22		20

Average Morning Relative Humidity

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		75		74		75		77		78		78		78		77		75		73		72		73		73

Average Evening Relative Humidity

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		74		72		73		75		77		77		77		76		74		72		72		72		71

Average Morning Dew Point

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		72		73		73		74		74		73		72		71		70		69		70		71		71

Average Afternoon Dew Point

Years on Record: 42

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		72		72		73		74		74		73		72		71		70		70		70		71		71

Average Morning Web Bulb

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		75		75		76		77		77		76		75		74		73		73		73		74		75

Average Afternoon Wet Bulb

Years on Record: 42

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		75		76		76		77		77		76		75		74		73		73		74		74		75

Cooling Degree Days

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5293.9		480.5		437.9		496		480		465		420		403		403		390		434		435		449.5

Growing Degree Days

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10772.6		945.5		861.6		961		930		930		870		868		868		840		899		885		914.5

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 Number of Clear Days

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.7		1		1.2		0.7		0.8		0.6		0.9		0.8		1		0.8		0.5		0.5		1

Average Number of Cloudy Days

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		111.9		9.2		8.6		9.4		9.9		10.4		10.2		10.6		9.1		8.1		8.9		8.8		8.7

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		6.3		6.1		5.7		5.4		4.8		4.3		4.6		5.4		6		6.5		6.5		6.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

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

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.8		6.3		6		5.7		5.6		5.1		4.8		5		5.7		6.1		6.2		6.4		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		5.7		5.9		5.5		5.2		5.4		5.2		4.9		5.1		6		6.2		6.3		6.2		6.5

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		6.3		6.1		5.7		5.4		4.8		4.3		4.6		5.4		6		6.5		6.5		6.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.1		2.4		2.5		2.3		2		1.7		1.6		1.7		1.8		2.1		2.3		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		6.8		7.8		7.2		6.9		6.4		6		5.5		5.7		6.5		6.8		7.3		7.4		7.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.6		8.8		7.7		7.4		7		6.8		6.3		6.6		7.4		7.5		8.4		8.1		8.5

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		4.9		4.7		4.5		4.5		4.1		3.7		3.9		4.6		4.7		5.6		5.6		4.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		1.7		1.9		1.7		1.5		1.3		1.3		1.3		1.3		1.6		1.6		1.8		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		4.7		4.9		4.6		4.5		4.6		4.4		4		4.2		4.8		4.8		5.4		5.5		4.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		3.6		3.1		3.2		3.8		4		3.5		3.8		4.3		3.8		4.7		4.7		3.3