NIPOMO REGIONAL PARK, CALIFORNIA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.6		3.9		4.3		5.6		8.2		11.9		16		19.2		19		16.6		12.3		6.4		4.1

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17.7		9.4		9.9		11.5		14.9		19.3		23.9		27.9		27.9		25.1		20		12.4		9.7

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.6		-1.7		-1.3		-0.3		1.4		4.6		8.1		10.4		10.1		8.1		4.6		0.4		-1.5

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		30.4		12.9		16		15.7		19.6		24.2		27.1		30		30.4		29		25.3		18.7		15.8

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-4.7		-4.2		-4.6		-3.6		-2.1		1.8		5.4		7.1		8.2		5.6		1.5		-2.1		-4.7

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2048		376		352		322		146		84		26		7		8		42		112		265		309

Average Number of Days With Precipitation

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		35		5		6		5		4		2		---		---		---		1		2		5		5

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1134		1079		1072		914		585		295		126		119		81		288		304		879		1134

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		26		20		37		18		---		---		---		---		---		---		21		---

Most Precipitation Reported in a Day

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		92.7		48.3		52.6		43.2		30.2		22.9		7.4		2.3		24.4		39.9		49.3		37.9		92.7

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

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		4		5		4		3		1		---		---		---		1		1		4		4

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

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11		2		2		2		1		---		---		---		---		---		1		2		1

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

Years on Record: 19

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

Most Snow Reported in a Month

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		0.2		---		---		---		---		---		---		---		---		---		---		0.2		---

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2966.1		447.8		391.7		386.1		306.7		204.4		89.4		28.9		30.6		83.3		197.8		357.2		442.2

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		173.3		---		---		---		0.6		6.7		18.9		55		50		31.1		11.1		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1074.1		---		---		---		---		60.3		180		284.2		279		198.3		72.3		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.6		11.4		12.4		13.6		14.5		15		14.7		13.9		12.8		11.7		10.8		10.3

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.1		9.6		13.1		18.6		23.7		27.9		28.7		27.1		24.1		20.3		15.8		11.4		8.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		3.2		4		4.8		5.6		5.8		6.4		6.6		6.1		5		3.9		3.1		2.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.9		14.5		17.3		22		24.1		25.3		24.7		23.9		23.4		22.6		21		17.2		14.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.8		15.8		19		24.5		28.6		33.3		33.2		30.6		27.8		25.7		23.5		19.7		15.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.1		9.6		13.1		18.6		23.7		27.9		28.7		27.1		24.1		20.3		15.8		11.4		8.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		3.5		4.6		5.7		6.7		7.8		7.7		7.8		7.1		5.8		4.5		3.5		3.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.2		17.6		21.9		26.9		26.4		27.5		26.9		26.8		27.1		25.5		23.8		20.9		18.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		31.2		20.6		26.4		33.3		33.5		38.9		39.5		38.3		36.4		31.3		28.1		25.7		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		16.7		7.5		10.5		16.1		21		23.2		25.7		24		21.7		18.6		14.2		10.2		7.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		3.6		2.7		3		3.2		4.6		4.6		5		4.9		4.3		4		3.1		2.3		2.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		10.3		12.9		18.5		21.2		21.2		22.3		21.3		21		20.4		18.2		14.6		11.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19		9.7		12.3		18.6		22.6		23.2		26.8		24.2		22.7		21.6		18.9		15.7		11.6