GUERNSEY, CHANNEL ISLANDS

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Elevation: 102 meters Latitude: 49 26N Longitude: 002 36W

WEATHER

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Hourly Data

CURRENT CONDITIONS

Sunrise/Set

01:01 am

03:15 pm
Local Time
11:31 am EDT
23 April, 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		11.5		6.9		6.5		7.8		9.3		12.1		14.6		16.6		17		15.6		13		10		7.8

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.8		8.7		8.4		10		11.9		14.9		17.5		19.5		19.8		18		15		11.8		9.6

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		9.1		5		4.5		5.6		6.7		9.2		11.6		13.7		14.1		13.1		11		8.1		5.9

Highest Recorded Temperature

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		32		12		13		17		22		25		30		28		32		26		21		16		16

Lowest Recorded Temperature

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-7		-7		-7		-1		-1		---		6		8		9		7		4		---		-1

Average Number of Days Above 65F/18C

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46		---		---		---		---		3		7		13		16		7		1		---		---

Average Number of Days Below 32F/0C

Years on Record: 22

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

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		247		25		20		23		18		19		17		18		17		20		22		24		24

Average Number of Days With Sleet

Years on Record: 21

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

PRECIPITATION - RAIN

Average Rainfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		838.8		92.5		70.2		66.7		53.1		51.2		45.5		42.1		47.8		57.6		95		104.3		112.7

Average Number of Rainy Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		130.5		14.6		11.3		11.5		9.7		8.5		7.1		7.5		7.6		9		13.3		15		15.5

Average Number of Days With Thunderstorms

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		1		---		---		---		1		1		2		1		1		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		12		3		4		2		1		---		---		---		---		---		---		1		1

Average Number of Days With Frost

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.9		1.8		2		0.4		0.1		---		---		---		---		---		---		0.1		0.5

HUMIDITY

Average Morning Relative Humidity

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		87		85		86		88		87		89		90		92		92		89		85		83		84

Average Evening Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		77		82		80		79		73		74		74		75		73		76		77		79		81

Average Dew Point

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7		3		3		4		5		7		10		12		13		11		9		6		5

DEGREE DAYS

Heating Degree Days

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2975.9		370.3		345.3		344.4		300		215.3		133.3		77.5		60.3		108.3		189.4		258.3		318.6

Growing Degree Days

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		749.3		---		---		---		---		43.1		116.7		180.8		198.1		141.7		68.9		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.3		10.7		12.5		14.4		16		16.9		16.4		14.9		13.1		11.3		9.7		8.9

Average Daily Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hr		1863.7		61		85.6		127.6		194.7		234.5		246.5		250.6		230.1		180.1		117.1		77.8		58.1

Average Number of Days With Fog

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		126		8		9		11		10		12		15		17		15		11		6		6		6

Average Number of Days With Smoke/Haze

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		129		9		12		11		13		13		12		12		12		10		9		8		8

Average No. of Days With Vision Obstruction

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		189		13		17		17		17		19		19		21		18		15		11		11		11

WIND

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		22		26.7		24.1		22.6		21.3		20.2		18.5		19.1		18		20.2		23.1		24.3		25.4

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		12.5		3.4		6.1		10.4		16.6		21.4		22.6		22		18.8		13.8		7.7		4.2		2.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		2.2		3.5		5.7		7.6		9		9.6		9.2		8		6.4		4.1		2.7		1.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.3		5.3		8.9		12.6		17.5		19.7		19.6		19.5		18.7		16.2		10.6		6.9		4.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		4.6		7.8		10.7		16.8		21.2		21.6		21.4		19.2		15.4		9.6		5.9		3.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		3.4		6.1		10.4		16.6		21.4		22.6		22		18.8		13.8		7.7		4.2		2.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.2		2.6		4		6.1		8		9.2		9.8		9.5		8.3		6.7		4.6		2.9		2.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.8		7.1		11.1		15.3		22.2		22.6		22.4		22.4		21.9		18.4		12.6		8.2		5.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		6.5		10.1		13.9		23.7		25.9		26.9		26.3		24		18.2		11.8		7.2		5.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.5		2.8		4.6		9.3		14.9		17.5		18.2		19		15.7		12.4		6.4		3.3		2.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.6		2		2.9		5.5		7.5		8.9		9.5		9.1		8		6.2		3.6		2.2		1.6

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		4.2		6.2		11		15.4		16		15.8		16.9		15.4		14.3		8.5		4.9		3.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.6		3.5		4.9		8.7		13.5		14.3		14		16.3		13.5		13		7.4		3.8		2.3

NEARBY - MAP

NEARBY - LIST

St. Peter Port, Channel Islands (0 mi / 0 km)
Jersey, Channel Islands (23 mi / 37 km)
Alderney, Channel Islands (26 mi / 42 km)
Paimpol, France (44 mi / 71 km)
La Polle, France (48 mi / 77 km)

GEOBA.SE

Guernsey, Channel Islands