NEW BULLARDS BAR RESERVOIR, CALIFORNIA

Average Temperature

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		56.6		42.9		42.9		48		---		62		66.7		74.1		73.1		65.1		55.3		49.8		43

Average High Temperature

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		68.5		49.7		53.7		60.6		64.4		73.8		82		92.5		90.1		81.4		67.7		58.3		47.8

Average Low Temperature

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		44.4		36.1		32.1		35.4		---		50.3		51.3		55.8		56.1		48.8		43		41.3		38.2

Highest Recorded Temperature

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		105		57		69		74		79		92		101		105		99		91		84		68		56

Lowest Recorded Temperature

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		25		26		25		29		32		38		44		46		46		40		37		28		29

Average Number of Days Above 90F/32C

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47.5		---		---		---		---		3		4.5		21		17.5		1.5		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46.5		11		17.5		8		---		---		---		---		---		---		---		7		3

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		69.5		12.4		11.5		11.1		5.2		3		1.2		0.2		0.3		1.5		3.8		9		10.3

Average Number of Days With Precipitation

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		79		12		11		12		8		6		3		---		---		2		5		9		11

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		39.9		39.9		29		36.3		16.2		11.6		5.5		2		2.4		8.6		10.7		29.2		38.2

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		0.4		0.6		1.6		0.4		0.1		---		---		---		---		---		0.7		---

Most Precipitation Reported in a Day

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		10.9		7.9		10.9		4.5		5.6		5.7		1.8		0.3		1.6		2.7		7.4		6.9		10.3

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

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62		10		9		10		6		4		2		---		---		1		3		8		9

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

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37		7		6		6		3		2		---		---		---		---		2		5		6

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

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22		5		3		3		2		1		---		---		---		---		1		3		4

Average Snowfall

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12.4		5.9		2.8		2.1		0.5		---		---		---		---		---		---		0.4		0.7

Most Snow Reported in a Month

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		37.3		37.3		21.7		15.5		3		1		---		---		---		---		---		10.5		4

Heating Degree Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1523		374		338		218		---		4		---		---		---		---		52		165		372

Cooling Degree Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		710		---		---		---		---		38		82		284		254		52		---		---		---

Growing Degree Days

Years on Record: 28

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3031.5		---		---		---		78		372		501		747.1		716.1		453		164.3		---		---

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
kWh/m2		5.1		2.2		3.1		4.6		5.9		7.1		8.1		8.2		7.4		5.8		4.1		2.5		2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.2		0.8		1		1.3		1.7		1.9		1.7		1.5		1.3		1.1		0.9		0.8		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		3.7		4.4		5.6		6		6.4		6.9		7.2		7.3		6.8		5.9		4.1		3.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.9		4		4.8		6.1		6.8		8		9.7		10.4		9.8		8.4		6.8		4.5		4

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		2.2		3.1		4.6		5.9		7.1		8.1		8.2		7.4		5.8		4.1		2.5		2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.8		1.2		1.6		2		2.3		2.2		1.8		1.5		1.5		1.1		0.9		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.7		4.8		5.5		6.7		6.9		7.6		7.7		7.8		8		7.5		6.8		5.6		5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		8.8		5.6		6.5		8		8.6		10.8		11.9		11.9		11.5		9.6		8.2		6.8		6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		1.8		2.3		3.6		4.9		5.4		6.9		7.6		6.9		5.1		3.6		2		1.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		0.9		0.6		0.8		1.1		1.4		1.3		1.2		1.1		0.9		0.9		0.7		0.6		0.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		2.7		3		4.2		4.9		5		6		6.7		6.8		5.8		4.9		3		2.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5		2.6		2.7		3.8		4.7		4.8		7.2		8.8		8.7		6.4		5.1		3		2.6