CAPE DISAPPOINTMENT STATE PARK, WASHINGTON

Average Temperature

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		49.8		39.3		42.6		44.1		47.9		51.4		55.1		57.1		58.8		57.1		52.8		48.2		43.6

Average High Temperature

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		54.3		43.8		46.9		48.7		52.9		56.1		59.3		61.1		63.1		62.1		57.5		52.7		47.5

Average Low Temperature

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45.4		34.9		38.4		39.4		42.9		46.7		50.9		53.1		54.4		52.1		48.1		43.7		39.8

Highest Recorded Temperature

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		91		58		64		68		80		82		80		91		75		90		80		74		60

Lowest Recorded Temperature

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		13		13		20		28		34		39		44		47		47		44		39		32		27

Average Number of Days Above 90F/32C

Years on Record: 6

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

Average Number of Days Below 32F/0C

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21.6		11.8		4.6		1.8		---		---		---		---		---		---		---		0.4		3

Average Precipitation

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		62.8		10.3		8.4		7.1		2.9		1.6		1		0.7		1.4		2.9		7.8		8.1		10.6

Average Number of Days With Precipitation

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		207		24		21		24		15		14		12		11		12		10		19		20		25

Most Reported Precipitation in a Month

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		14.5		14.5		11.9		11.1		4.9		1.8		1.8		1.4		2.7		4.9		10.7		10		13.2

Least Reported Precipitation in a Month

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		0.2		1.6		4.1		5.3		1.2		1.3		0.3		0.4		0.2		0.9		4.5		3.2		6.1

Most Precipitation Reported in a Day

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		2.6		2.3		2.6		1.5		0.9		0.7		0.6		0.5		0.7		1.9		1.6		2.1		1.4

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

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		133		20		16		16		9		5		3		2		4		6		15		16		21

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

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		45		8		7		6		1		---		---		---		---		2		6		6		9

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

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12		2		2		1		---		---		---		---		---		1		2		2		2

Average Snowfall

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12		7.9		1.6		2.1		---		---		---		---		---		---		---		---		0.4

Most Snow Reported in a Month

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		19.6		19.6		5.9		9		---		0.1		---		---		---		---		---		---		1.7

Heating Degree Days

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2234		486		350		340		216		122		33		9		3		19		94		210		352

Cooling Degree Days

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12		---		---		---		---		1		---		3		---		7		1		---		---

Growing Degree Days

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		989.1		---		---		---		---		43.4		153		220.1		272.8		213		86.8		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.7		10.9		12.5		14.2		15.6		16.4		16		14.6		13		11.4		10		9.2

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.2		2.1		3.1		4.1		5		5.4		5.8		5.3		4.1		2.4		1.3		1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.7		1.9		2.5		2.6		2.5		2.2		1.8		1.2		0.8		0.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.9		2.9		3.7		4.3		4.6		4.7		5.2		5.3		4.7		3.3		2		1.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.6		2.6		3.1		4.1		4.2		4.5		5.4		5.3		4.5		3		1.7		1.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.2		2.1		3.1		4.1		5		5.4		5.8		5.3		4.1		2.4		1.3		1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		0.9		1.2		1.8		2		2.5		2.7		2.6		2.3		2		1.4		1		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		4.5		2.5		3.5		4.8		5.4		5.6		5.6		6.1		5.9		5.5		4.2		2.7		2.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		2.2		3.2		4.4		5.7		6.1		6.2		7.1		6.3		5.5		4		2.4		2.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.8		1		1.6		2.4		3.5		4.1		4.5		4.1		4.5		3.5		1.9		1.1		0.9

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		0.9		1.5		1.8		2.4		2.6		2.5		2.2		1.7		1.1		0.7		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		1.5		2.1		2.7		3.5		3.7		4		3.7		4.4		3.9		2.5		1.6		1.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.3		1.2		1.8		1.9		3		2.7		3.1		2.6		3.8		3.5		2.2		1.3		1.1