HAIKOU, CHINA

Average Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		76		65		67		73		78		83		84		85		84		82		78		72		66

Average High Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		81		68		71		77		84		88		90		90		89		86		82		76		70

Average Low Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		71		60		62		67		73		77		79		78		78		77		74		68		62

Highest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		108		90		99		105		100		108		108		100		102		102		93		93		90

Lowest Recorded Temperature

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		41		41		46		45		57		62		70		61		72		59		61		51		43

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		14		---		---		1		2		4		3		3		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		155		---		1		8		14		23		26		28		26		20		7		1		---

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		215		31		28		30		23		8		3		2		2		8		20		29		31

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		88		26		19		11		2		---		---		---		---		---		1		9		21

Average Precipitation

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		63.3		0.9		1.3		1.8		3.8		7		8.3		7.9		8.3		11		7		3.6		1.6

Average Number of Days With Thunderstorms

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		83		---		1		2		7		15		15		15		15		10		3		---		---

Most Rain Reported in a Month

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		97.6		3.5		4.7		8.4		13.8		15.4		23.1		23.2		23.9		30.2		19.4		21.4		10.1

Least Recorded Rainfall

Years on Record: 77

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		30.2		---		---		---		0.5		0.8		1.6		1.2		1.3		1.3		---		---		---

Average Morning Relative Humidity

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		91		91		93		92		93		93		93		93		94		92		88		84		85

Average Evening Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		76		80		80		77		76		76		75		72		76		77		76		74		75

Average Dew Point

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		70		59		61		66		72		75		77		77		77		76		71		64		59

Heating Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31		31		---		---		---		---		---		---		---		---		---		---		---

Cooling Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4093.4		---		42.4		217		405		542.5		585		589		573.5		495		403		210		31

Growing Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9541.1		434		466.1		682		855		1007.5		1035		1054		1038.5		945		868		660		496

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.5		11.9		12.4		13		13.5		13.7		13.6		13.2		12.6		12		11.6		11.3

Average Number of Days With Fog

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		85		15		12		14		8		2		1		1		2		5		7		6		12

Average Wind Speed

Years on Record: 20

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

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		3.2		3.5		4.1		5		5.3		5.4		5.5		5		4.6		4.3		3.8		3.3

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2		1.5		1.7		2		2.3		2.4		2.4		2.4		2.3		2.1		1.8		1.5		1.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		3.7		3.7		4.2		4.8		5		5.4		5.5		4.7		4.6		4.7		4.4		3.8

Average 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		3.2		2.9		3.2		3.9		4.2		4.3		4.6		3.8		3.8		4.2		4.2		3.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		3.2		3.5		4.1		5		5.3		5.4		5.5		5		4.6		4.3		3.8		3.3

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		1.5		1.8		2.1		2.3		2.5		2.5		2.5		2.4		2.1		1.8		1.6		1.4

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.5		5		5.1		5.1		5.7		5.9		5.9		6.5		5.6		5.5		5.5		5		4.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.3		5.2		4.9		4.5		5.4		5.9		5.2		6.3		5.3		5.2		5.5		5.2		5.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		2.2		2.5		3.1		4.1		4.6		4.6		4		3.9		3.6		3.2		3.1		2.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.9		1.3		1.6		1.9		2.1		2.2		2.3		2.2		2.2		2		1.6		1.4		1.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		2.4		2.7		3.1		3.9		4.3		4.5		3.9		3.7		3.6		3.3		3.5		2.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.3		1.5		1.5		1.7		2.5		3.1		3.1		2.3		2.3		2.3		2.2		2.8		2