PORT BLAIR, INDIA

Average Temperature

Years on Record: 97

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		27		26.3		26.4		27.4		28.6		27.9		27		26.8		26.7		26.4		26.7		26.8		26.5

Average High Temperature

Years on Record: 97

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		30		29.4		30.2		31.5		32.5		31.1		29.6		29.2		29.1		29.1		29.6		29.7		29.4

Average Low Temperature

Years on Record: 97

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23.8		23.1		22.5		23.2		24.7		24.7		24.4		24.3		24.2		23.7		23.7		23.9		23.6

Highest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		39		38		37		39		38		38		37		33		36		32		32		37		36

Lowest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15		17		16		19		18		18		21		20		16		18		21		15		16

Average Number of Days Above 95F/35C

Years on Record: 21

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

Average Number of Days Above 86F/30C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		108		4		7		19		25		19		9		4		3		4		6		6		3

Average Number of Days Below 75F/23C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		14		14		14		2		2		4		6		6		8		9		7		8

Average Precipitation

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2930		40		20		10		60		360		480		400		400		460		290		220		150

Average Number of Days With Thunderstorms

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39		---		1		1		7		10		5		4		2		2		3		3		1

Most Rain Reported in a Month

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		3810		580		230		200		330		790		920		920		920		840		570		650		610

Least Recorded Rainfall

Years on Record: 123

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1520		---		---		---		---		20		50		20		70		120		80		20		---

Average Morning Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		89		86		89		90		91		91		89		90		90		92		93		88		82

Average Evening Relative Humidity

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		80		75		73		72		74		81		84		85		86		86		85		81		76

Average Dew Point

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23		21		21		22		23		24		24		23		23		23		23		23		21

Cooling Degree Days

Years on Record: 97

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3347.4		245.4		226.8		279.9		308.3		297.1		260		260.9		258.3		242.5		258.3		254.2		253.2

Growing Degree Days

Years on Record: 97

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6598		503.8		462.2		538.2		558.3		555.4		510		519.3		516.7		492.5		516.7		504.2		511.5

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.9		12.1		12.4		12.8		13		13.2		13.1		12.9		12.5		12.2		12		11.8

Average Number of Days With Fog

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24		2		5		6		1		1		---		---		---		2		4		2		1

Average Wind Speed

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		9		8		6		6		6		14		17		16		16		12		9		8		9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19		20		23.3		24.7		24.1		18.5		15.4		15.7		15.2		16.7		18.2		18		18.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		4.8		4.8		5.8		6.9		8.2		8.1		8.2		8.3		8		6.9		5.7		4.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.6		22.1		24.8		25		23.3		18.3		15.3		15.5		14.8		16.5		18.8		19.4		20.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		25.5		28.7		27.6		24.4		14.8		10.6		10.8		9.8		12.5		17.2		20.1		24.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19		20		23.3		24.7		24.1		18.5		15.4		15.7		15.2		16.7		18.2		18		18.8

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.3		5.2		6.2		6.7		8.5		8.4		8.3		8.3		8.5		8.1		7.3		6.4		5.4

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.4		23.3		26.1		26.7		25.4		20.9		20.4		20.1		17.9		18.6		23.2		23		22.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.6		27.8		31.3		31.1		28.8		19		18.4		17.8		14		15.8		25.1		26.8		28

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.7		18.9		19.9		22.5		17.1		13.8		11.7		12.2		10.7		13.7		15.2		15.2		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		6		4.4		4.2		5		6		7.8		7.7		7.8		7.5		7.8		5.7		4.7		4

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		20.8		20.9		22.7		16.6		13.6		11.5		12		10.4		13.5		15.6		16.2		18.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.2		23		21.3		23		12.2		8		5.8		6.3		4.5		8.2		12		14.4		19.8