CHINA LAKE NAVAL AIR STATION, CALIFORNIA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		64.5		45.2		49.8		55.8		62.1		71.7		79.8		86.2		84.5		76.7		64.7		52.9		44.3

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		80.6		60.3		64.4		71.1		77.8		87.9		96.9		103.3		101.7		93.9		81.5		68.9		59

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		48.4		30.1		35.2		40.6		46.3		55.4		62.7		69.1		67.3		59.5		47.9		36.8		29.6

Highest Recorded Temperature

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		770		76		81		770		97		109		112		116		111		106		100		86		77

Lowest Recorded Temperature

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		13		15		19		22		28		40		47		58		55		43		33		13		14

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		63.5		---		---		---		0.2		2.3		11.3		22.9		20.3		6.3		0.3		---		---

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		129.3		---		---		0.1		3.5		13.9		24.7		30.6		29.8		21.9		4.8		---		---

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		183.7		---		0.9		5.1		12.5		24.4		29.3		31		31		28		18.8		2.7		---

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		246.5		2.6		8.3		17.3		23.3		29.7		30		31		31		29.7		27.4		14.2		2.2

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		315.7		16.8		18.7		27.5		28.6		31		30		31		31		30		30.7		25.9		14.7

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		357		28.3		26.4		30.8		30		31		30		31		31		30		31		29.7		27.8

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		364.5		30.9		28		31		30		31		30		31		31		30		31		30		30.7

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		335		31		28		31		30		30.3		26.7		17.6		20.2		28.3		31		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		264		31		28		30.8		29		22.6		10.2		2.2		3		16.4		29.7		30		31

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		197.3		30.7		27.5		28.5		21.4		7.6		0.8		---		---		1.9		19.4		28.7		30.9

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		120.8		28.1		20.9		13.9		5.8		0.2		---		---		---		---		4.2		19.4		28.4

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		61		19.7		9.6		2.9		0.5		---		---		---		---		---		0.3		8.1		19.9

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.1		1.7		0.4		---		---		---		---		---		---		---		---		0.3		2.7

Average Precipitation

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4.5		1		0.9		0.8		0.1		0.1		---		0.1		0.3		0.2		0.2		0.3		0.5

Average Number of Days With Precipitation

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19		3		3		4		1		1		---		1		1		1		1		1		2

Most Reported Precipitation in a Month

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5		5		4.1		3.6		0.8		1		0.2		0.9		2.4		2.7		1.3		1.1		2.2

Most Precipitation Reported in a Day

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		2.2		1.4		1.7		2.2		0.4		0.7		0.2		0.6		1.6		1.5		0.8		1.1		1.9

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

Years on Record: 29

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

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

Years on Record: 29

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

Average Snowfall

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		1.3		0.8		---		---		---		---		---		---		---		---		---		---		0.5

Most Snow Reported in a Month

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		10		9		---		---		---		0.3		---		---		---		---		---		---		10

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2608		614		426		291		144		27		1		---		---		6		91		367		642

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2444		---		---		7		56		233		445		657		604		357		82		3		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5814		17		68		203		365		671		894		1122		1069		801		457		132		14

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.5		11.4		12.4		13.6		14.6		15		14.8		13.9		12.8		11.7		10.7		10.3

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		2.8		3.6		5		6.4		7.4		7.9		7.4		6.7		5.8		4.4		3.2		2.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.8		1		1.3		1.6		1.8		1.8		1.9		1.7		1.3		1		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		5.9		4.4		4.9		6		6.5		6.7		6.8		6.6		6.5		6.5		6		5		4.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7		5		5.6		6.7		7.6		8.4		9.1		8.4		7.8		7.7		6.8		5.8		5.1

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		2.8		3.6		5		6.4		7.4		7.9		7.4		6.7		5.8		4.4		3.2		2.6

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		0.9		1.3		1.6		1.9		2.1		2.2		2.2		1.9		1.5		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		6.8		5.7		6.3		7.2		7.5		7.3		7.4		7.7		7.3		7.1		6.8		6		5.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		8.9		6.9		7.9		8.7		9.8		9.9		10.8		11.4		9.6		8.7		8.2		7.4		7.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		2.1		2.6		4.4		5.4		6.6		6.8		6.5		6		5.2		3.6		2.7		2

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		0.6		0.7		1		1.2		1.5		1.4		1.2		1.3		1.1		0.8		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		4.8		3.1		3.2		5		5.5		6		6		5.8		5.8		5.8		4.6		4		3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		3		2.9		5		5.6		6.8		6.9		6.4		6.3		6.3		4.7		4.2		3