BELFAST, NORTHERN IRELAND

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Elevation: 16 feet Latitude: 54 36N Longitude: 005 53W

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50		42.8		42.8		44.6		47.3		51.8		57.2		59.9		59.9		56.3		50.9		46.4		41.9

Average High Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		53.6		46.4		46.4		48.2		51.8		57.2		62.6		64.4		64.4		60.8		55.4		50		44.6

Average Low Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46.4		39.2		39.2		41		42.8		46.4		51.8		55.4		55.4		51.8		46.4		42.8		39.2

Highest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		86		59		59		60.8		68		73.4		86		84.2		84.2		75.2		71.6		64.4		59

Lowest Recorded Temperature

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		17.6		21.2		19.4		23		26.6		33.8		42.8		44.6		44.6		35.6		28.4		26.6		17.6

Average Number of Days Above 70F/21C

Years on Record: 5

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9		---		---		---		---		1		1		3		3		1		---		---		---

Average Number of Days Above 60F/15C

Years on Record: 5

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		85		---		---		---		2		8		15		21		25		11		1		---		---

Average Number of Days Below 32F/0C

Years on Record: 5

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

PRECIPITATION

Average Number of Days With Precipitation

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		218		20		18		19		18		16		17		17		17		17		19		21		19

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		253		22		20		25		20		18		19		21		23		21		22		21		21

Average Number of Days With Thunderstorms

Years on Record: 6

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

PRECIPITATION - SNOW

Average Number of Days With Snow

Years on Record: 21

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

HUMIDITY

Average Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		81		84		81		78		75		73		74		76		77		79		82		84		86

Average Evening Relative Humidity

Years on Record: 2

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		---		---		---		---		---		---		---		---		---		---		80		79		82

DEGREE DAYS

Heating Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5410.4		688.2		627.2		632.4		531		409.2		234		158.1		158.1		261		437.1		558		716.1

Growing Degree Days

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1102.5		---		---		---		---		55.8		216		306.9		306.9		189		27.9		---		---

VISIBILITY

Average Number of Days With Fog

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13		1		1		1		1		1		1		1		1		1		1		1		2

Average Number of Days With Smoke/Haze

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		59		1		4		5		7		10		8		6		3		4		4		3		4

Average No. of Days With Vision Obstruction

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		128		8		11		10		13		14		12		10		8		10		8		11		13

WIND

Average Wind Speed

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		10		11.2		11.2		11.2		10.6		10		10		8.7		8.7		8.7		10		10		9.3

Highest Reported Wind Gust

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		54.1		51.6		46		46		39.2		54.1		34.8		28.6		32.3		35.5		36.7		43.5		54.1

NEARBY - MAP

NEARBY - LIST

Castlereagh, Northern Ireland (1 mi / 2 km)
Holywood, Northern Ireland (2 mi / 4 km)
Newtownabbey, Northern Ireland (4 mi / 6 km)
Carryduff, Northern Ireland (6 mi / 10 km)
Greenisland, Northern Ireland (6 mi / 10 km)

GEOBA.SE

Belfast, Northern Ireland

WEATHER FORECAST