AGAT, GUAM

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Elevation: 110 meters Latitude: 13 33N Longitude: 144 50E

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

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TEMPERATURE

Average Temperature

Years on Record: 39

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

Average High Temperature

Years on Record: 39

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

Average Low Temperature

Years on Record: 39

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

Highest Recorded Temperature

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		35		30		31		32		32		33		33		34		32		35		32		32		31

Lowest Recorded Temperature

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12		13		15		12		15		16		17		17		17		16		17		16		16

Average Number of Days Above 86F/30C

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		259		9		8		18		25		29		28		27		25		25		26		24		15

Average Number of Days Below 75F/23C

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		332		30		27		30		27		26		25		29		29		28		28		25		27

Average Number of Days Below 65F/18C

Years on Record: 39

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

PRECIPITATION

Average Precipitation

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2560		140		110		90		100		160		160		280		380		370		330		230		150

Average Number of Days With Precipitation

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		210		14		12		14		12		14		18		22		23		20		22		20		19

Most Reported Precipitation in a Month

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1147		367		408		151		297		345		565		723		1147		575		521		615		459

Least Reported Precipitation in a Month

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		2		8		5		---		7		30		153		124		70		114		62		11

Most Precipitation Reported in a Day

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		185.4		138.7		185.4		72.4		127		107.2		104.1		150.9		109.2		132.1		152.4		127.8		94

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		150		9		7		7		7		9		12		18		19		16		18		16		12

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		59		3		2		2		2		3		4		7		10		8		8		6		4

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29		1		1		---		1		1		2		4		6		4		4		3		2

PRECIPITATION - RAIN

Average Number of Days With Thunderstorms

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30		1		---		---		---		1		1		5		8		6		5		2		1

Most Rain Reported in a Month

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		4190		510		360		420		490		1010		370		500		960		680		660		450		410

Least Recorded Rainfall

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1690		30		10		10		10		10		20		110		90		140		160		50		50

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 33

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Most Snow Reported in a Month

Years on Record: 33

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HUMIDITY

Average Evening Relative Humidity

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		76		75		74		73		71		72		74		78		80		80		80		80		78

Average Dew Point

Years on Record: 20

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

DEGREE DAYS

Cooling Degree Days

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3002.6		215.3		196.2		223.9		233.3		258.3		250		258.3		241.1		233.3		241.1		233.3		232.5

Growing Degree Days

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6253		473.6		431.6		482.2		483.3		516.7		500		516.7		499.4		483.3		499.4		483.3		490.8

WIND

Average Wind Speed

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		16		19		17		17		17		17		16		14		12		12		14		16		17

NEARBY - MAP

NEARBY - LIST

Potts Junction, Guam (0 mi / 0 km)
Dededo, Guam (1 mi / 1 km)
Yigo, Guam (3 mi / 5 km)
Agana, Guam (5 mi / 8 km)
Camp Quezon, Guam (5 mi / 8 km)

GEOBA.SE

Agat, Guam

WEATHER FORECAST