SAN CLEMENTE ISLAND, CALIFORNIA

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Elevation: 51 meters Latitude: 33 01N Longitude: 118 35W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

09:11 am

10:32 pm
Local Time
12:12 am EDT
25 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16		13		13		14		15		16		17		18		19		19		18		15		13

Average High Temperature

Years on Record: 18

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

Average Low Temperature

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13		10		10		11		11		12		14		16		16		16		15		12		10

Highest Recorded Temperature

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		36		28		26		30		36		31		32		30		30		35		33		29		26

Lowest Recorded Temperature

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		---		---		2		3		5		7		9		11		12		11		8		3		3

Average Number of Days Above 70F/21C

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		104		3		2		2		4		4		10		19		21		18		14		5		2

PRECIPITATION

Average Number of Days With Precipitation

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49		7		7		7		5		3		2		2		1		3		3		4		5

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49		7		7		7		5		3		2		2		1		3		3		4		5

HUMIDITY

Average Morning Relative Humidity

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		84		83		85		84		82		83		85		86		86		86		86		84		84

Average Evening Relative Humidity

Years on Record: 16

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		72		70		72		70		68		71		72		73		73		74		72		72		73

Average Dew Point

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12		8		10		10		10		11		13		15		15		15		13		11		9

DEGREE DAYS

Heating Degree Days

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1001		155		133.4		129.2		100		86.1		33.3		---		---		---		17.2		83.3		146.4

Cooling Degree Days

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		59.4		---		---		---		---		---		---		8.6		25.8		25		---		---		---

Growing Degree Days

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2308.8		103.3		102		129.2		150		172.2		216.7		266.9		284.2		275		241.1		166.7		111.9

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.7		11.5		12.4		13.5		14.3		14.8		14.5		13.7		12.8		11.7		10.9		10.5

Average Number of Days With Fog

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		116		9		10		8		8		10		11		11		8		10		11		9		11

Average Number of Days With Smoke/Haze

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		72		4		3		3		5		7		9		9		8		8		7		5		4

Average No. of Days With Vision Obstruction

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		136		10		10		9		10		12		13		14		11		12		13		10		12

WIND

Average Wind Speed

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		12		12		12		17		14		14		14		12		12		12		9		12		9

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		18.7		11.6		14.7		19.4		24.1		25.1		24.3		23.8		22.8		19.6		15.6		13.1		10.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		3		3.9		4.8		5.6		7.1		8.1		7.8		6.8		5.6		4.4		3		2.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.7		17.5		19.8		22.5		24.3		22.9		21.2		21.2		21.9		21.3		19.8		19.2		17.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.5		20.3		21.7		25.2		28.8		27		23.9		23.6		24.4		23.1		21.3		22.8		20.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.7		11.6		14.7		19.4		24.1		25.1		24.3		23.8		22.8		19.6		15.6		13.1		10.9

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		3.7		4.5		6		6.8		8.6		9		8.8		7.9		6.5		5.1		3.7		3.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.8		20		24.1		25.7		26.7		26.4		23.9		24.3		24.1		24.2		23.3		21.7		21.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		29.5		24.4		28.7		31		34.1		35.6		30.6		31.1		28.9		28.5		27.1		27.1		26.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.6		9.4		12.9		15.9		21.1		19.5		20		19.4		18.6		16.4		12.9		10.9		9.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.2		2.5		2.8		3.8		4.5		5.3		6.9		6.5		5.9		4.6		3.5		2.3		1.8

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.9		13.1		16.7		17.8		21.1		17.9		17.7		17.5		17.9		17.4		15.7		15.2		14.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.5		13.5		16.9		17.1		22.3		16.2		16.1		15.7		16.4		16.2		14.8		16.3		16.1

NEARBY - MAP

NEARBY - LIST

Santa Catalina Island, California (0 mi / 0 km)
Avalon, California (27 mi / 43 km)
Los Alamitos, California (28 mi / 45 km)
Santa Catalina, California (29 mi / 47 km)
Lomita, California (51 mi / 83 km)

GEOBA.SE

San Clemente Island, California