PORTAFERRY, NORTHERN IRELAND

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Elevation: 10 meters Latitude: 54 25N Longitude: 005 32W

WEATHER

Monthly - Summary

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Forecast

Monthly - All Data

Climate Summary

CURRENT CONDITIONS

Sunrise/Set

07:23 am

04:48 pm
Local Time
10:59 pm GMT
31 October, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.9		5.6		5.5		6.8		8.2		10.7		13.2		15.2		15		13.4		10.6		7.9		6.1

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13		8.2		8.3		9.8		11.6		14.3		16.7		18.7		18.4		16.6		13.5		10.6		8.7

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.7		2.9		2.7		3.7		4.7		7.1		9.7		11.7		11.6		10.1		7.7		5.2		3.4

PRECIPITATION - RAIN

Average Rainfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		822.5		77.1		56.3		60.7		55.3		56.1		61.7		58.9		73.1		69.1		86.9		87.6		79.7

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		137		12.8		10.1		11.8		10.2		11.1		10.1		10.5		11.6		10.6		12.5		13.1		12.7

PRECIPITATION - SNOW

Average Number of Days With Frost

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.4		4		4.1		2		0.6		---		---		---		---		---		0.2		1		4.4

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2958.8		397.7		325.7		314		228.9		159		93.9		103.2		152.8		231.9		323.3		366.9		261.3

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		554.6		---		---		---		21		99.2		156		155		105.4		18		---		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13		8.7		10.4		12.5		14.8		16.9		18.1		17.4		15.5		13.3		11.1		9.1		8.1

Average Daily Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hr		1459		55.1		77.1		113.3		159.9		201.9		169.9		172.7		161.3		133.2		100.8		65.1		48.8

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		8.9		2.2		4.5		7.8		12.3		16.3		16.2		15.4		13.2		9.4		5.2		2.7		1.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		1.6		2.8		4.9		7.3		9.2		9.7		9.4		7.9		5.4		3.2		1.9		1.1

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.5		4		7		9.4		12.6		14.8		14		13.6		12.8		10.8		7.3		4.7		3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.8		3.4		6		7.3		10		12.9		11.4		10.9		10.3		9.1		6.3		4.1		2.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.9		2.2		4.5		7.8		12.3		16.3		16.2		15.4		13.2		9.4		5.2		2.7		1.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		1.7		3.2		5.4		7.5		9.3		9.9		9.7		8.1		5.9		3.6		2		1.3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.9		5		8.6		12.5		15.2		17.5		18.1		17.2		16.9		13.9		9.1		5.6		3.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.6		4.5		7.7		11		14		18		19.7		17.6		16.9		13		8.2		5		3.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.9		1.9		3.5		6.3		9.8		12.3		12.7		11		9.9		7.8		4.3		2.4		1.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		1.4		2.4		4.5		6.8		8.5		9.2		8		7		5.1		2.8		1.7		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		7.2		3.1		4.9		7.1		9.7		11.1		11.1		9.7		9.2		8.5		5.7		3.8		2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.7		2.5		3.8		4.6		6.2		7		6.2		5.4		5.5		6.2		4.5		3.1		1.5

NEARBY - MAP

NEARBY - LIST

Dundrum, Northern Ireland (16 mi / 26 km)
Newtownnards, Northern Ireland (17 mi / 28 km)
Belfast, Northern Ireland (18 mi / 30 km)
Carrickfergus, Northern Ireland (19 mi / 31 km)
Hillsborough, Northern Ireland (22 mi / 35 km)

GEOBA.SE

Portaferry, Northern Ireland