WINTERHAVEN, CALIFORNIA

Average Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		74		57		60		64		71		78		87		93		92		86		76		64		56

Average High Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		87.5		67.9		73.6		78		86		93.9		103.2		107		105.6		100.4		89.9		76.6		67.5

Average Low Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60.8		46.1		48.3		50.7		56.1		63		72.1		79.6		79.4		73.5		63		52.1		45.6

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		92.5		63.4		67		67.2		73.3		80.2		88.7		92.5		91.6		87.2		80		69.8		64.4

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		20.7		22.4		25.4		25.3		29.3		35.7		38.5		43.3		44.3		40.2		31.5		26.4		20.7

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		118.9		---		---		0.2		1.9		9.7		24.3		30		28.6		20.4		3.6		---		---

Average Number of Days Above 90F/32C

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		173.5		---		0.4		2.4		10.9		23		28.6		30.9		30.9		28.2		16.8		1.2		---

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		235.2		1.1		4.7		14.9		24.4		30		30		31		31		29.9		27.6		10.4		0.2

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		303.9		14.1		18		28		29.4		31		30		31		31		30		30.9		22.4		8

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		356.7		29.5		26.6		31		30		31		30		31		31		30		31		29.7		25.8

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		364.8		31		28		31		30		31		30		31		31		30		31		30		30.8

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		247.9		31		28		30.9		29		23.4		9.1		0.5		0.9		8		26.1		30		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		178.6		30.6		26.7		28.7		19.4		7.2		0.9		---		---		1.1		7.9		25.2		30.9

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		82.8		20.1		14.8		11.6		4.6		0.3		---		---		---		0.1		0.5		9.4		21.3

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		9.4		2		2.9		0.3		0.1		---		---		---		---		---		---		0.6		3.5

Average Number of Days Below 32F/0C

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.4		0.4		0.1		---		---		---		---		---		---		---		---		0.1		0.8

Average Precipitation

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		3.9		0.6		0.4		0.4		0.1		0.1		---		0.3		0.5		0.4		0.3		0.3		0.5

Average Number of Days With Precipitation

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14		2		2		2		1		---		---		1		1		1		1		1		2

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12.3		11.1		12.3		9.9		3.9		4.9		1.5		0.5		1.9		6.4		3.2		7.4		7

Least Reported Precipitation in a Month

Years on Record: 30

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

Most Precipitation Reported in a Day

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		2.6		2.2		1.2		1		0.6		0.4		0.1		1.6		2.6		1.6		1.6		1.5		1.5

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.3		1.7		1.3		1.3		0.4		0.4		---		0.6		1.1		0.4		0.7		0.7		1.7

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

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		2		1		1		---		---		---		1		1		1		1		1		1

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3		0.5		0.3		0.3		---		---		---		0.1		0.4		0.4		0.2		0.2		0.6

Average Number of Days With Snow

Years on Record: 30

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

Most Snow Reported in a Month

Years on Record: 33

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

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		784		205		135		64		17		1		---		---		---		---		3		89		269

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4532		10		31		93		238		483		717		919		891		693		372		82		2

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9243		274		320		495		671		947		1167		1384		1356		1143		834		443		210

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		14.3		14.8		14.5		13.7		12.8		11.7		10.9		10.5

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.3		3.2		4		5.4		6.6		7.4		7.7		7		6.1		5.5		4.4		3.5		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		1.4		0.9		1.1		1.4		1.6		1.8		1.9		2.1		2		1.6		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		5.8		4.7		5.4		6.2		6.6		6.7		6.6		6.3		5.9		6		5.6		5.1		4.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.7		5.4		5.8		6.9		7.7		8.3		8.5		7.4		6.4		6.5		6.1		5.9		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		5.3		3.2		4		5.4		6.6		7.4		7.7		7		6.1		5.5		4.4		3.5		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		1.6		1		1.2		1.5		1.9		2.1		2.2		2.3		2.1		1.7		1.3		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		6.4		5.4		5.9		6.8		7.1		7.3		7.4		6.8		6.6		6.8		6.1		5.5		5.3

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.9		6.5		6.6		8		8.6		9.8		10.5		8.8		7.9		8.1		6.8		6.6		6.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		2.8		3.6		4.9		6		6.6		7		6.2		5.8		5.1		4		3.2		2.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.2		0.7		1		1.2		1.5		1.5		1.5		1.8		1.7		1.3		1.1		0.8		0.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		4.1		4.7		5.7		6.1		6		6.1		5.5		5.6		5.5		5		4.4		3.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.6		4.4		4.8		5.9		6.5		6.7		7.2		5.7		5.8		5.6		5.1		4.9		4