WEST LAKES, CALIFORNIA

Average Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.1		-4.1		-2.8		-1.2		3.1		4.7		10.9		15.8		14.2		12.2		7.3		2.1		-1.8

Average High Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.9		0.8		2.6		4.3		9.4		11.2		18.9		25.1		23.5		20.8		14.8		8.2		3.3

Average Low Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.8		-8.9		-8.3		-6.7		-3.4		-1.8		2.8		6.6		4.9		3.6		-0.1		-3.9		-6.9

Highest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		31.7		13.9		13.9		16.1		18.9		25		31.1		31.7		30		31.7		26.1		20.6		13.9

Lowest Recorded Temperature

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-26.1		-24.4		-26.1		-22.8		-15.6		-12.2		-6.1		-0.6		-1.7		-3.9		-10		-15		-18.3

Average Number of Days Below 32F/0C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		229.6		30.2		27.9		30.6		28.8		23.8		7.2		0.2		1.2		4		17.2		28		30.5

Average Number of Days Below 0F/-17C

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.3		2		1.5		0.6		---		---		---		---		---		---		---		---		0.2

Average Precipitation

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1656		351		231		246		110		102		19		---		6		22		76		214		279

Average Number of Days With Precipitation

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		16		13		15		8		10		3		---		2		3		5		8		14

Most Reported Precipitation in a Month

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		651		651		376		325		244		172		45		---		26		75		234		522		502

Least Reported Precipitation in a Month

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		59		24		86		9		38		---		---		---		1		1		---		87

Most Precipitation Reported in a Day

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		116.6		96.3		93.7		73.7		72.6		50.8		19.8		0.5		23.9		42.4		94		116.6		95.2

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		71		12		10		12		6		7		2		---		---		2		3		7		10

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40		8		5		8		3		3		1		---		---		---		2		4		6

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23		5		3		4		2		1		---		---		---		---		1		3		4

Average Snowfall

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		1195.8		296.9		196.1		224		85.3		56.9		1.8		---		---		---		20.6		117.9		196.3

Most Snow Reported in a Month

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		623.1		623.1		333.5		411.2		157.5		116.1		11.4		---		---		---		78.7		209.8		454.7

Heating Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3049.4		522.2		441.1		432.2		292.2		248.9		87.8		6.1		20		55.6		171.7		319.4		452.2

Cooling Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.9		---		---		---		---		---		1.1		4.4		2.2		1.1		---		---		---

Growing Degree Days

Years on Record: 14

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		403.4		---		---		---		---		---		26.7		180.8		130.9		65		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.3		11.2		12.5		13.8		14.9		15.4		15.1		14.1		12.9		11.6		10.5		9.9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		8.3		11.7		16.8		21.2		25.4		28.2		28.1		24.9		20.5		14.7		9.5		7.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.5		2.7		3.6		4.7		6.1		6.7		6.5		5.9		5.3		4.2		3.4		2.8		2.3

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.4		14.2		16.6		20.6		21.9		23.2		24.3		24.8		24.6		23.9		21.1		15.5		14

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.5		15.5		18.4		22.7		24.8		28.8		33.1		34.1		31.3		28.7		24		17.3		15.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.1		8.3		11.7		16.8		21.2		25.4		28.2		28.1		24.9		20.5		14.7		9.5		7.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		3		4.1		5.3		7.3		8.3		8		7.6		6.4		5.2		4.1		3.2		2.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24		17.9		21.9		24.7		24.1		26.8		26.8		27.8		28.3		26.6		24.4		19.8		19.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		31.4		20.9		27		29.6		29.1		37.9		40.2		42.3		40.2		33.9		29.3		23.8		23

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		6.6		8.7		14.9		15.3		20.3		24.7		24.6		22.7		18.2		12.8		8.3		5.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		3.4		2.2		2.5		3.6		5.4		4.9		5		4.1		3.4		3.3		2.6		2.2		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		10.1		11.2		17.8		15.3		18.6		21.4		21.8		22.3		20.7		17.5		12.8		9.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.6		9.9		10.3		18		13		18.6		25.4		26.1		26.1		22.9		18.3		13.4		9.1