LOS ALAMITOS, CALIFORNIA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60.3		55		54.2		54.9		55.7		58.9		61.7		67.4		69.7		68.5		64.7		58.9		53.9

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		67		60.4		60.2		61.2		62.5		65.6		69.1		75.4		77.6		75.4		71.7		64.8		59.3

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		53.7		49.5		48.2		48.5		48.9		52.1		54.3		59.5		61.7		61.5		57.7		53		48.6

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.2		---		---		---		0.2		0.5		0.4		0.8		1.5		1.8		0.9		0.1		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49.9		0.2		0.2		0.6		1.1		2.8		3.5		9.6		12.8		9.7		7.8		1.6		---

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		132.2		4.6		4.4		5		4.7		8.1		11		22.3		24.5		20.4		16.3		7.8		3.1

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		258		14.5		11.5		15.2		15.2		22.6		26.9		30.6		30.9		29		26.9		21.3		13.2

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		355.9		28.3		26.5		29.2		29.7		30.9		30		31		31		30		31		29.3		29.1

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		365		31		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		349.6		30.9		28		31		30		31		29.8		29.1		25.5		25.1		28.6		29.5		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		296.7		28.4		26.7		29.6		29.2		28.3		26		18.3		16.7		15.1		22.3		26.3		29.9

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		133.3		19.3		20.9		22.8		20.6		11.2		3.1		0.6		0.2		0.6		2.8		9.7		21.7

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.5		0.2		0.7		0.5		0.1		---		---		---		---		---		---		0.2		0.8

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		13.7		2.8		3.1		2.1		0.7		0.2		0.2		0.1		0.1		0.2		0.6		1.2		2.5

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		0.7		0.5		0.5		0.5		0.6		0.7		0.7		1		1		0.9		0.7		0.6		0.5

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71.1		69.9		74.3		71.7		68.3		72.3		73.2		73.2		72.1		71.9		70.6		66.7		70.7

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2399		322		311		323		288		215		138		52		29		51		111		213		345

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		691		10		8		9		9		24		40		128		173		154		102		30		3

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3858		175		136		167		176		275		351		541		609		553		456		274		145

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		14.4		14.8		14.6		13.8		12.8		11.7		10.9		10.4

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		48.2		53.3		58.5		53.6		47		52.2		50.2		44.6		38.1		39.9		46.4		44.1		50.6

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		43.5		45.3		50.7		49.1		44.4		48.7		48.6		40.8		33.7		37.7		43.3		37.9		42.3

Average Wind Speed

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		5.6		4.8		5.6		6.1		6.2		6.5		6.4		6.2		5.8		5.3		4.9		4.9		4.9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		3.1		3.8		5.1		6.4		6.7		7		7		6.5		5.5		4.3		3.4		2.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.9		1.2		1.5		1.7		2.1		2.2		2.1		1.8		1.5		1.2		0.9		0.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.6		4.5		5		5.8		6.4		6.1		6.1		6.2		6.3		6		5.4		5		4.5

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.3		5.1		5.3		6.2		7.3		7		7.1		7.3		7.2		6.6		5.8		5.7		5.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		3.1		3.8		5.1		6.4		6.7		7		7		6.5		5.5		4.3		3.4		2.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		1		1.3		1.8		2		2.4		2.5		2.3		2		1.7		1.4		1		0.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.3		5.2		5.9		6.6		7.2		6.9		6.7		6.7		6.9		6.5		6.5		5.7		5.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.7		6.2		6.6		7.5		8.9		8.8		8.5		8.4		8.5		7.5		7.5		6.9		6.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		2.4		3.1		3.9		5.4		5.6		5.6		6.4		6		5.1		3.6		3		2.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.8		1		1.3		1.4		1.7		1.9		1.9		1.6		1.4		1		0.7		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.7		3.3		3.9		4.3		5.4		5.2		5		5.7		5.8		5.4		4.4		4.1		3.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.7		3.3		3.6		3.7		5.3		4.9		4.6		6.1		6		5.6		4.2		4.4		4.3