CASCADIA, OREGON

Average Temperature

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.3		3.3		5.2		6.9		9.3		12.2		15.2		18		17.8		15.2		10.8		6.4		3.9

Average High Temperature

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.7		7.2		9.9		12.6		15.7		19.1		22.2		26.7		27		23.9		17.4		10.8		7.4

Average Low Temperature

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.1		-0.5		0.4		1.3		2.9		5.4		8.2		9.2		8.7		6.6		4.1		2		0.4

Highest Recorded Temperature

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41.1		22.8		26.1		29.4		34.4		36.7		38.3		41.1		40		38.9		33.9		30		20.6

Lowest Recorded Temperature

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-18.9		-17.2		-16.7		-7.8		-5.6		-3.9		-1.1		0.6		-1.1		-3.3		-9.4		-12.2		-18.9

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		0.1		---		---		---		---		---		---		0.1		0.1		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.5		---		---		---		---		0.5		1.1		3.8		4.2		1.8		0.1		---		---

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		45.7		---		---		---		0.6		2.6		4.2		13.5		15		8.9		1.1		---		---

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		108.7		---		0.1		1.3		4.6		9.1		14.3		26		27.2		19.9		6.2		---		---

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		177.8		0.2		2.7		8		12.2		20.6		25.6		30.6		30.8		27.8		17.1		2.2		---

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		269		7.5		15.2		21.7		25.2		29.8		29.7		31		31		29.9		28.9		14.6		4.6

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		346.7		25		25.9		30.5		30		31		30		31		31		30		31		28.6		22.6

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		365		31		28		31		30		31		30		31		31		30		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		364.6		31		28		31		30		31		30		30.8		30.8		30		31		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		326.9		31		28		31		29.8		28.6		22.5		18.5		20.7		26.3		29.8		29.7		31

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		187.7		26.7		23.7		25.5		20.4		10.5		3.1		0.4		1.8		8.7		17.5		22		27.5

Average Number of Days Below 32F/0C

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		82.6		18.4		14.3		12.3		5.5		1.4		0.1		---		---		0.9		4.6		10.1		14.8

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		4		1.4		0.7		---		---		---		---		---		---		---		---		0.5		1.3

Average Number of Days Below 10F/-12C

Years on Record: 30

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

Average Number of Days Below 0F/-17C

Years on Record: 103

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

Average Precipitation

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1590		216		172		172		136		109		78		19		28		62		134		226		237

Average Number of Days With Precipitation

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		156		19		17		18		16		13		10		4		4		7		12		17		19

Most Reported Precipitation in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		615		402		402		330		269		252		213		110		139		248		396		531		615

Least Reported Precipitation in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		17		16		39		32		20		---		---		---		---		2		17		57

Most Precipitation Reported in a Day

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		119.1		101.6		101.6		78.7		75.2		62.7		50.8		43.2		56.4		72.9		84.3		119.1		108.5

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		127.2		15.6		13.3		14.9		13.9		10.9		7.4		2.5		2.2		5.2		9.9		15.6		15.8

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

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		122		15		14		14		13		10		7		2		2		5		10		14		16

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

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46		6		5		5		4		3		2		---		1		2		4		7		7

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		47		5.8		4.7		4.8		4.1		3.4		2.4		0.6		0.7		1.6		4		7.7		7.2

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

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12		2		1		1		1		1		---		---		---		---		1		3		2

Average Snowfall

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		25.9		11.7		5.1		4.1		0.2		---		---		---		---		---		---		0.5		4.3

Average Snow Cover

Years on Record: 67

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		---		2		2		---		---		---		---		---		---		---		---		---		---

Most Snow Reported in a Month

Years on Record: 103

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		144		144		72.6		74.2		14.2		---		---		---		---		---		2.5		10.2		53.3

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5475		804		654		625		503		361		215		86		89		200		442		660		837

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		114		---		---		---		---		4		11		46		42		11		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1655		1		3		14		49		140		250		425		419		265		81		7		1

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.9		11		12.5		14		15.4		16.1		15.7		14.5		13		11.4		10.1		9.5

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.8		5.1		8.2		11.9		15.7		19.1		22.2		24.6		21.9		16.7		10.2		5.4		4.4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.1		2.4		3.4		5		6.8		8.1		8.5		7.2		6.1		4.8		3.8		2.6		2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.3		9.1		12.1		14.6		16.2		17.5		19.3		21.9		21.9		19.9		14.8		8.8		7.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		9		12.2		14		15.4		17.8		21.8		27.8		26.5		22.5		15.1		8.4		8.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.8		5.1		8.2		11.9		15.7		19.1		22.2		24.6		21.9		16.7		10.2		5.4		4.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.4		3.5		5.2		7		8.4		9		8.5		7.1		5.7		4		2.7		2.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.2		12.5		14.8		19.7		19.3		23.3		22.4		24.9		24.3		24.3		20.3		13.6		11.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.3		13.4		16.1		21.7		20.9		30.2		29.3		35.5		31.6		30.2		23		14.7		13.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11		4.3		6		9.2		12.6		14.5		18.6		20.1		18.5		13		7.3		4.3		3.7

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.4		2.3		3.2		4.4		6.4		6.6		7.5		5.8		5.2		3.7		3.1		2.5		1.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.7		6.9		7.8		10.5		12.7		13.2		16.3		17.9		18.2		14.7		9.4		6.3		6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.6		6.3		6.6		8.3		9.9		10		15.3		18.5		19		13.9		7.9		5.3		6