BATTICALOA, SRI LANKA

Average Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		83		79		80		82		84		86		87		85		85		84		82		81		79

Average High Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		86		81		82		85		88		90		91		90		90		88		86		84		82

Average Low Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		79		76		77		78		80		81		81		80		80		80		78		77		77

Highest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		108		100		100		104		102		102		108		102		108		106		103		99		100

Lowest Recorded Temperature

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59		59		68		68		68		70		66		68		69		72		70		66		68

Average Number of Days Above 95F/35C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21		---		---		---		---		2		7		5		4		2		1		---		---

Average Number of Days Above 86F/30C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		225		---		3		18		28		29		29		29		30		27		23		9		1

Average Number of Days Below 75F/23C

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68		13		11		7		1		1		---		2		2		3		5		10		13

Average Precipitation

Years on Record: 131

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		64.8		9.9		4.7		3.1		2.3		1.7		0.9		1.4		2.3		2.5		6.7		13.1		16.1

Average Number of Days With Thunderstorms

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		45		1		1		3		5		6		4		4		3		6		6		5		1

Most Rain Reported in a Month

Years on Record: 131

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		114.1		28.1		26		17.6		11.5		8.8		8.2		8.8		8.3		11.1		22.2		34.7		35.3

Least Recorded Rainfall

Years on Record: 131

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		34		0.1		---		---		---		---		---		---		---		---		0.6		2		3.3

Average Morning Relative Humidity

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		86		86		87		89		89		86		80		80		80		84		89		92		88

Average Evening Relative Humidity

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		74		77		74		74		74		73		67		68		70		74		77		79		81

Average Dew Point

Years on Record: 11

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

Cooling Degree Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6426.6		418.5		409.6		511.5		570		635.5		630		620		620		570		527		465		449.5

Growing Degree Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11905.4		883.5		833.4		976.5		1020		1100.5		1080		1085		1085		1020		992		915		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		12.1		12.2		12.4		12.7		12.8		12.9		12.9		12.7		12.5		12.3		12.1		12.1

Average Number of Days With Fog

Years on Record: 13

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

Average Wind Speed

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		8		10		9		8		8		8		5		5		5		6		8		6		9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.8		5.1		6		6.8		6.6		6.2		6		5.9		6.1		6		5.5		4.6		4.5

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		1.7		1.7		1.7		2		2		1.9		2		2		2		1.9		1.9		1.8

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		5.3		6.2		6.8		6.5		6.2		6		5.9		6.1		6		5.6		4.8		4.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.8		5.4		6.6		7.4		6.5		6.1		6		5.7		5.9		5.7		5.3		4.4		4.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.8		5.1		6		6.8		6.6		6.2		6		5.9		6.1		6		5.5		4.6		4.5

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		1.9		2.1		2		2.2		2.1		2.1		2.1		2.2		2.2		2.1		1.9		1.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.7		6.2		7		7.4		7.2		6.6		6.8		6.8		6.9		6.9		6.8		6		5.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.4		7.2		8.1		8.5		7.9		6.9		7.6		7.4		7.4		7.5		7.5		6.5		6.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		3.8		3.9		6.1		5.7		5.6		5.2		5.3		5.2		5.3		4.7		3.7		3.7

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		1.4		1.4		1.5		1.7		1.8		1.6		1.7		1.7		1.7		1.5		1.6		1.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.9		4		3.9		6.1		5.6		5.6		5.2		5.3		5.2		5.3		4.7		3.8		3.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		3.1		2.7		5.8		4.9		5		4.5		4.6		4.2		4.5		3.8		2.8		3