RIVERSDALE, OREGON

Average Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.7		5.1		6.2		8.7		11		13.3		16.9		19.2		19.8		16.2		12.4		7.6		4.4

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		18.4		9.2		12.1		14.8		17.6		20.6		24.6		27.7		28.9		25.1		19.4		11.6		8.5

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.1		0.2		1.2		2.7		4		6.2		8.9		10.6		10.3		7.3		5.2		2.5		0.7

Highest Recorded Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41.7		20		21.1		25		31.7		36.1		37.2		38.9		41.7		40		35.6		22.8		18.9

Lowest Recorded Temperature

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-17.2		-9.4		-17.2		-6.1		-1.7		-3.3		1.1		3.3		4.4		---		-5		-8.3		-12.2

Average Number of Days Above 90F/32C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.6		---		---		---		---		1.1		3.2		5.9		8.4		3.5		0.5		---		---

Average Number of Days Below 32F/0C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.6		13.3		12.4		7.4		3.8		0.7		---		---		---		0.1		1.4		5.2		13.2

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		965		108		131		100		64		42		24		14		9		35		70		193		176

Average Number of Days With Precipitation

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		170		21		20		22		15		11		8		3		2		7		16		24		21

Most Reported Precipitation in a Month

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		409		174		286		212		117		64		51		52		61		109		126		354		409

Least Reported Precipitation in a Month

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		17		20		61		28		5		2		---		---		---		3		93		45

Most Precipitation Reported in a Day

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		106.7		47		69.8		41.1		23.6		31.8		23.6		43.2		40.4		51.3		56.9		55.9		106.7

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

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		86		10		10		11		7		5		3		1		1		3		6		15		14

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

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19		2		3		2		1		---		---		---		---		1		1		5		4

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

Years on Record: 9

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

Average Snowfall

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		2.5		---		1.5		---		---		---		---		---		---		---		---		---		1

Most Snow Reported in a Month

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		11.4		---		11.4		---		---		---		---		---		---		---		---		---		8.1

Heating Degree Days

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1140.6		236.7		187.8		130.6		77.8		38.3		4.4		0.6		---		6.7		42.8		156.7		258.3

Cooling Degree Days

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		171.1		---		---		---		1.1		9.4		28.3		52.2		58.9		19.4		1.7		---		---

Growing Degree Days

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1191.4		---		---		---		30		103.3		208.3		284.2		303.1		186.7		75.8		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		10		11.1		12.5		14		15.3		15.9		15.6		14.4		12.9		11.5		10.2		9.6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.8		5.7		8.8		12.6		16.6		20.4		23.9		26.1		23.2		17.8		11.3		6.1		5

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		2.5		3.5		5.1		6.8		7.9		8.1		6.7		5.7		4.6		3.7		2.7		2.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		10		12.9		15.4		17.1		18.8		20.8		23.2		23.2		21.4		16.4		9.9		9.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.5		10.1		13.2		15.1		16.8		20.1		24.9		30.9		29.2		24.8		17.3		9.7		9.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.8		5.7		8.8		12.6		16.6		20.4		23.9		26.1		23.2		17.8		11.3		6.1		5

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		2.5		3.6		5.3		7.1		8.3		8.8		8.2		7.1		5.7		4.1		2.8		2.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.3		13.1		15.9		19.2		20.2		24.3		23.5		26.1		25.9		25.5		21.6		14.8		13.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		25.1		14.1		17.7		20.8		22.3		32.3		31.9		38.4		35.1		32.2		25		16.3		15.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.9		4.6		6.8		9.8		13.9		14.9		21.3		21.6		19.2		14.2		8.2		4.6		4.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.2		2.3		3.2		4.6		6.3		6.2		7		5.2		4.5		3.4		2.9		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		12.7		7.2		8.9		11.2		14.1		13.7		18.5		19.2		18.9		16.1		10.8		6.5		6.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12		6.5		7.8		9.1		11.8		10.6		19.7		21.2		20.2		15.8		9.4		5.5		6.4