PORTHMADOG, WALES

Home > Europe > United Kingdom > Wales
Elevation: 128 meters Latitude: 52 57N Longitude: 004 10W

WEATHER

Monthly - Summary

Nearby

Forecast

Monthly - All Data

Climate Summary

CURRENT CONDITIONS

Sunrise/Set

12:36 am

03:50 pm
Local Time
7:23 am EDT
4 May, 2024

PRINT THIS DATA

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		9.4		4.6		4.5		6		7.8		10.9		13.3		15.2		15.3		12.7		10.1		7.2		5

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.4		6.8		7.1		8.9		11.3		14.5		16.8		18.4		18.7		16		13.1		9.9		7.6

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.3		2.3		1.8		3		4.2		7.3		9.7		11.9		11.8		9.4		7.1		4.4		2.4

PRECIPITATION - RAIN

Average Rainfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1944.5		181.9		135.9		158.8		121.9		104.7		127.5		143.2		159.2		165.3		220		218.1		207.9

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		194.9		18.7		15.8		17		14.7		13.2		13.1		13.8		16		15.4		18.3		20		18.9

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		35.8		8.9		9.3		5		2.4		0.3		---		---		---		---		0.5		2.2		7.2

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3113.3		428.7		348.3		326.4		222.9		155.9		93.9		93.9		174.5		246.9		345		399.9		276.8

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		536.3		---		---		---		27		102.3		156		164.3		83.7		3		---		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.9		8.9		10.5		12.5		14.7		16.6		17.7		17.1		15.3		13.2		11.1		9.3		8.4

Average Daily Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hr		1284.6		41.4		64.3		97.5		157.3		179.6		162		159.8		147		106.8		80.7		49.8		38.5

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		9.7		2.4		4.8		8.3		13.1		17.6		18		17.5		14.4		10		5.6		2.9		1.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		1.7		3		5.1		7.5		9.2		10		9.5		8.1		5.6		3.4		2		1.3

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.3		4.3		7.3		10.1		13.6		16.1		15.5		15.4		14.2		11.6		7.9		4.8		3.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9		3.6		6.3		8		11.3		15.2		14		14		12.1		9.9		6.8		4.1		2.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.7		2.4		4.8		8.3		13.1		17.6		18		17.5		14.4		10		5.6		2.9		1.8

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		1.9		3.4		5.6		7.5		9.2		10.1		9.6		8.1		6		3.7		2.2		1.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.7		5.4		9.3		13.8		17.9		18.2		18.1		18		18.2		14.3		9.6		5.8		4.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		4.9		8.3		12.5		18.1		19.1		19.3		19		18.9		13.4		8.7		5.3		3.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.2		2		3.8		7		11.7		15.2		15.2		14.5		12.6		8.4		4.6		2		1.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		1.5		2.6		4.8		7.3		9.1		9.7		9.3		7.9		5.3		3		1.6		1.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8.4		3.2		5.4		7.9		11.8		13.8		13.1		12.8		12.1		9.2		6.2		2.7		2.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		2.6		4.3		5.5		8.7		10.8		9.6		9.3		8.9		7.1		4.9		1.9		1.7

NEARBY - MAP

NEARBY - LIST

Llanberis, Wales (11 mi / 17 km)
Betws-y-Coed, Wales (13 mi / 21 km)
Llanbabo, Wales (21 mi / 35 km)
Llanfairfechan, Wales (21 mi / 35 km)
Bala, Wales (24 mi / 39 km)

GEOBA.SE

Porthmadog, Wales