SURAT THANI, THAILAND

Average Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		27		25		26		27		28		28		28		27		27		27		27		26		25

Average High Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		31		30		31		33		33		32		32		31		31		31		30		28		28

Average Low Temperature

Years on Record: 20

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

Highest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42		37		36		37		40		37		42		35		37		37		39		33		32

Lowest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13		15		16		16		13		22		22		21		22		20		21		17		17

Average Number of Days Above 95F/35C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23		---		---		5		11		5		1		1		---		---		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		299		22		27		30		30		29		28		27		27		26		24		16		12

Average Number of Days Below 75F/23C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		299		31		28		30		21		16		16		23		22		26		28		28		30

Average Number of Days Below 65F/18C

Years on Record: 20

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

Average Precipitation

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1520		30		---		10		60		180		110		140		120		200		250		300		90

Average Number of Days With Thunderstorms

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		81		---		---		2		9		17		8		9		6		10		12		7		1

Most Rain Reported in a Month

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1880		60		40		40		140		250		210		230		220		330		480		600		160

Least Recorded Rainfall

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1340		---		---		---		---		90		20		50		30		120		80		140		---

Average Morning Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		94		96		95		95		94		94		93		93		93		94		96		95		95

Average Evening Relative Humidity

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		67		63		56		54		59		70		69		68		69		73		76		78		72

Average Dew Point

Years on Record: 18

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

Cooling Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3418.1		223.9		227.6		284.2		308.3		318.6		300		292.8		292.8		266.7		266.9		233.3		223.9

Growing Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6668.4		482.2		463		542.5		558.3		576.9		550		551.1		551.1		516.7		525.3		483.3		482.2

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		12.2		12.4		12.7		12.9		13		13		12.8		12.5		12.3		12.1		12

Average Number of Days With Fog

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		357		31		28		31		30		29		29		30		30		29		30		29		31

Average Wind Speed

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		6		6		8		8		6		6		6		6		6		6		6		6		8

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.1		17.8		20.4		21.8		21.2		17.5		16		16.3		15.3		15.7		14.9		13.6		14.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.4		6.2		6.4		7.1		7.8		8.1		8		8		8.2		8.1		7.5		6.8		6.3

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.3		18.8		21.2		21.8		20.8		17.4		15.9		16.2		15.1		15.5		15.1		14.1		15.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		18.9		21.4		21.1		18.9		13.5		11.8		12.1		10.1		10.8		11.1		10.9		14

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.1		17.8		20.4		21.8		21.2		17.5		16		16.3		15.3		15.7		14.9		13.6		14.8

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.6		6.6		7.2		7.7		8.5		8.2		8		8.1		8.3		8.2		7.6		6.9		6.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.2		20.8		23.1		24.7		23		20.2		18.6		20.1		18.2		18.9		18.4		17.4		18.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.3		22.6		25.1		26.7		22.8		18.1		15.8		18.2		14.6		15.9		16.1		16		19.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.2		15.5		17.4		19.6		16.2		15.2		13.4		14		12.9		12.5		12.2		10.5		10.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7		5.6		5.8		6.1		7.3		7.7		7.8		7.6		8		7.8		7.3		6.5		5.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.3		16.2		17.9		19.6		15.9		15.1		13.2		13.9		12.7		12.3		12.2		10.7		11.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.9		14.4		15.5		17.2		10.9		10.1		8.1		8.7		7		6.6		7.2		6.3		7.4