DOUALA, CAMEROON

Average Temperature

Years on Record: 16

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

Average High Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28		30		30		30		30		29		27		26		26		27		27		28		30

Average Low Temperature

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23		24		25		24		24		23		23		23		23		23		23		23		23

Highest Recorded Temperature

Years on Record: 16

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

Lowest Recorded Temperature

Years on Record: 16

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

Average Number of Days Above 86F/30C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		170		24		22		24		19		18		8		2		1		3		10		17		22

Average Number of Days Below 75F/23C

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		253		18		11		15		16		20		22		27		28		27		27		20		22

Average Precipitation

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		3810		50		80		190		220		300		470		620		620		580		410		150		50

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		162		4		4		9		12		13		17		23		26		23		19		9		3

Average Number of Days With Thunderstorms

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		191		9		13		19		22		24		18		11		10		16		21		18		10

Most Rain Reported in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		4790		220		210		580		340		620		880		990		990		990		730		300		180

Least Recorded Rainfall

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		250		---		---		50		30		120		40		---		20		20		190		20		---

Average Relative Humidity

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		90		85		85		85		90		90		90		95		95		95		90		90		90

Average Morning Relative Humidity

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		97		97		97		97		97		97		97		97		97		97		97		97		97

Average Evening Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		73		65		65		68		70		73		77		81		81		79		76		73		69

Average Dew Point

Years on Record: 9

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

Cooling Degree Days

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3144.4		275.6		266.8		284.2		266.7		258.3		225		206.7		206.7		208.3		223.9		241.7		266.9

Growing Degree Days

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6394.7		533.9		502.2		542.5		516.7		516.7		475		465		465		458.3		482.2		491.7		525.3

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		12.3		12.4		12.4		12.6		12.7		12.7		12.7		12.6		12.5		12.4		12.3		12.3

Average Number of Days With Fog

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		80		18		12		6		2		2		3		4		2		2		3		8		18

Average Wind Speed

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		9		9		9		9		9		9		9		9		9		9		9		9		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		16.9		20.2		20.2		18.6		17.8		17.1		15.7		14.1		13.5		14.8		15.1		16.8		19

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.5		6.4		7.2		8.1		8.2		7.7		7.5		7.6		7.8		8.2		7.9		7.2		6.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.9		20.5		20.2		18.5		17.6		17		15.6		14		13.3		14.5		15		17		19.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.9		21.5		19.1		15		13.7		13.7		12.2		9.7		8.1		9.2		10.4		14.7		20.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.9		20.2		20.2		18.6		17.8		17.1		15.7		14.1		13.5		14.8		15.1		16.8		19

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.7		6.8		7.6		8.3		8.3		7.8		7.6		7.7		8		8.3		7.9		7.4		7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		22.2		21.8		20.6		19.1		18		17.1		16		16.2		16.4		17.1		19.3		21.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.1		24.9		22.1		18.4		16.1		15.4		14.7		12.6		11.9		11.8		13.4		18.9		25.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.1		18.4		18.6		16.6		16.3		15.6		14		11.3		11.9		13.1		13.4		15.3		16.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.2		5.8		6.8		7.8		8		7.6		7.4		7.2		7.6		8.1		7.8		6.8		5.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.1		18.7		18.7		16.4		16.1		15.6		13.9		11.3		11.8		13		13.3		15.4		16.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.1		18		16.4		11.7		11.4		11.4		9.7		6.1		6.2		7.2		8.1		12.2		15.1