KEYA, JAPAN

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Elevation: 4 meters Latitude: 32 55N Longitude: 129 55E

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

04:34 pm

06:00 am
Local Time
8:30 pm EDT
29 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17		6		7		10		15		19		23		27		28		24		19		13		8

Average High Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		20		9		10		13		19		23		26		30		31		27		23		17		12

Average Low Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13		2		3		6		11		15		19		23		24		21		15		10		5

Highest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		37		18		21		22		27		31		32		36		37		36		30		26		21

Lowest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-6		-6		-6		-2		1		6		10		10		17		10		6		-1		-2

Average Number of Days Above 90F/32C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		---		---		---		---		---		---		9		16		2		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		189		---		---		---		11		26		30		31		31		30		25		6		---

Average Number of Days Below 32F/0C

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		18		8		6		1		---		---		---		---		---		---		---		---		2

PRECIPITATION

Average Number of Days With Precipitation

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		295		28		25		27		24		23		23		25		23		25		23		23		26

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		284		24		20		26		24		23		23		25		23		25		23		23		25

Average Number of Days With Thunderstorms

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		26		1		1		1		2		2		2		5		6		3		1		1		1

PRECIPITATION - SNOW

Average Number of Days With Snow

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		18		7		7		1		---		---		---		---		---		---		---		---		3

HUMIDITY

Average Morning Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		83		76		78		81		83		85		89		89		87		86		81		80		78

Average Evening Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		62		60		58		59		59		62		71		72		66		66		57		57		60

Average Dew Point

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11		---		1		4		9		13		18		23		23		19		13		7		3

DEGREE DAYS

Heating Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1726.4		378.9		321.7		258.3		91.7		---		---		---		---		---		---		133.3		301.4

Cooling Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		936.5		---		---		---		---		34.4		133.3		266.9		292.8		183.3		25.8		---		---

Growing Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2745		---		---		---		158.3		292.8		383.3		525.3		551.1		433.3		284.2		116.7		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.7		11.5		12.4		13.4		14.3		14.8		14.5		13.8		12.8		11.8		10.9		10.5

Average Number of Days With Fog

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		96		5		5		8		10		11		12		8		8		6		8		9		6

Average Number of Days With Smoke/Haze

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23		1		---		1		2		2		2		2		4		2		2		3		2

Average No. of Days With Vision Obstruction

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107		6		6		9		12		12		12		8		9		7		9		10		7

WIND

Average Wind Speed

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		19		25		25		17		17		16		16		17		12		19		19		19		25

Average No. of Days With Blowing Dust/Sand

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107		6		6		9		12		12		12		8		9		7		9		10		7

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.1		8.5		11.1		14.2		17.7		18.5		16.9		18.3		18.7		14.6		12.8		9.8		8.3

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		3.7		4.8		6.2		7.5		8.6		9		8.7		7.7		6.7		5.1		3.9		3.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.1		11.6		13.9		15.7		17.5		17		15.1		16.5		18		15.3		15.5		13.1		12.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.7		11.3		12.8		13.9		15.8		14.7		11.5		14.2		16.8		13.1		14.7		13.2		12.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.1		8.5		11.1		14.2		17.7		18.5		16.9		18.3		18.7		14.6		12.8		9.8		8.3

Maximum 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		3.8		4.9		6.3		7.7		8.8		9.1		8.9		8.1		6.8		5.3		4.1		3.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		13.9		16.3		18.7		19.7		19.7		17.9		22.5		21.8		17.4		18.9		15.9		14.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		14.8		16.3		18.6		19.4		19.8		16.4		26.5		24		16.2		19.8		17.4		16.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.1		7		8.9		9.9		15.1		15.4		13.8		13		12.7		11.6		10.4		7.7		7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.9		3.6		4.5		5.8		7.2		8.2		8.8		7.4		6.9		6.5		4.6		3.6		3.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.5		8.9		10.5		10.4		14.8		14.3		12.5		11.9		12.2		11.9		12.1		9.6		9.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.4		7.5		8.1		6.7		11.5		10.1		7.5		6.8		7.6		8.2		9.8		8.2		8.6

NEARBY - MAP

NEARBY - LIST

Nagasaki, Japan (12 mi / 20 km)
Sasebo, Japan (19 mi / 31 km)
Saga, Japan (31 mi / 51 km)
Hirado, Japan (36 mi / 59 km)
Kumamoto, Japan (49 mi / 80 km)

GEOBA.SE

Keya, Japan