SOUTH LAKE TAHOE, CALIFORNIA

Average Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.7		-1.1		-0.9		-0.1		2.9		6.6		11.3		15.2		15.2		12.3		7.2		1.2		-1

Average High Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.5		3.8		4.1		4.9		8.8		12.7		17.7		22.1		22.2		18.9		13.1		5.8		3.6

Average Low Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		---		-6.1		-5.8		-5.2		-2.9		0.5		4.8		8.3		8.3		5.7		1.4		-3.6		-5.7

Highest Recorded Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		31.7		16.1		16.1		18.9		21.1		26.7		28.3		31.1		31.7		29.4		26.1		18.9		14.4

Lowest Recorded Temperature

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-23.3		-21.1		-20.6		-23.3		-17.8		-12.2		-5.6		-1.1		-4.4		-7.8		-10.6		-14.4		-21.1

Average Number of Days Below 32F/0C

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		196.8		30		26.9		29.3		22.6		14.8		4.1		0.4		0.2		3		12.1		24.1		29.4

Average Number of Days Below 0F/-17C

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.1		0.2		0.4		0.2		0.1		---		---		---		---		---		---		---		0.2

Average Precipitation

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1267		165		211		210		84		51		39		18		16		45		99		169		161

Average Number of Days With Precipitation

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		11		11		14		9		9		5		3		3		4		7		11		10

Most Reported Precipitation in a Month

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		597		425		597		580		289		124		112		71		88		163		222		467		448

Least Reported Precipitation in a Month

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		16		3		---		17		2		---		---		---		---		3		27		4

Most Precipitation Reported in a Day

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		158.8		145		158.8		112.3		102.1		48.8		45.7		33.5		44.2		60.2		95		95.8		80

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

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		71		8		9		11		6		5		3		2		1		3		6		9		8

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

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31		4		5		6		3		1		1		---		---		1		2		4		4

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

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15		2		3		3		---		---		---		---		---		1		1		2		3

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		1		0.8		0.7		0.8		0.8		1.1		1.3		1.5		1.4		1.3		1		0.9		0.8

Average Number of Rainy Days

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		55		9		9		6		5		3		1		---		---		1		3		5		9

Average Snowfall

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		997		170.4		188		211.3		79.5		25.1		5.8		---		---		7.4		32		123.4		153.9

Most Snow Reported in a Month

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		555		522		368.3		555		292.1		77		34.3		---		---		66		87.6		256.5		511.8

Average Dew Point

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-3		-7		-6		-6		-5		-1		---		1		-1		-1		-2		-6		-7

Heating Degree Days

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2827.2		430.6		385.6		399.4		295		193.9		77.2		15.6		12.2		59.4		182.8		347.8		427.8

Cooling Degree Days

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.2		---		---		---		---		---		1.1		8.3		6.1		1.7		---		---		---

Growing Degree Days

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		432.1		---		---		---		---		---		38.3		161.9		161.9		70		---		---		---

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		11.3		12.5		13.7		14.8		15.4		15.1		14.1		12.8		11.6		10.5		10

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		37.5		52.3		54.9		46.6		50		42.4		27		18.6		16		19.7		31		41.3		51

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		34.6		47.5		51.9		43.6		48.8		39.1		24		16		14.3		17.4		28.2		37.6		46.8

Average Wind Speed

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		9.4		8.9		9.1		10.2		11.2		10.6		10.1		9		9		8.1		8.1		8.9		9.6

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