DAYVILLE, OREGON

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45.8		26.5		32.5		38.2		44.3		51.9		59.8		67.1		65.6		56.4		45.5		34.3		27.1

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60.7		37.2		43.8		51.2		59.1		66.8		76.2		85.6		85		75.2		63.3		46.6		38

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		30.8		15.7		21.2		25.2		29.4		36.9		43.3		48.5		46.2		37.5		27.7		22		16.2

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		93		44.1		52.9		59.5		70.1		75.9		83.3		93		89.7		81.6		71.6		56.2		46.9

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		2.5		2.5		9.8		18.1		24.9		33.2		38.3		42.8		40.3		32.1		23.1		13		5.3

Average Number of Days Above 90F/32C

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		41.3		---		---		---		0.3		1.3		4.9		16.3		13.9		4.4		0.2		---		---

Average Number of Days Below 32F/0C

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		138.2		23.5		19.4		19.5		13.2		4.7		0.3		---		0.1		3.5		13.4		17.7		22.9

Average Number of Days Below 0F/-17C

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.3		1.3		0.3		---		---		---		---		---		---		---		---		0.1		0.6

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12.3		1.3		1.2		1.3		1.2		1.3		1.1		0.5		0.5		0.7		0.9		1.3		1.2

Average Number of Days With Precipitation

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		83		9		8		9		8		8		7		3		3		4		6		8		10

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4.3		3.9		3.2		3		3.2		4.3		3		2		2.5		2.5		3.4		3.3		3.9

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		---		0.1		0.3		0.1		---		---		---		---		---		0.2		---

Most Precipitation Reported in a Day

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		1.9		1.5		1.1		0.7		1		1.1		1.9		1.1		1.5		1.6		0.8		1.5		1.2

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

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39		4		3		4		4		4		4		1		1		2		3		4		5

Average Snowfall

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		12		4		2.5		1.4		0.5		---		---		---		---		---		0.2		0.7		2.7

Most Snow Reported in a Month

Years on Record: 84

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		16.8		14		14.6		10		14.5		0.5		---		---		---		---		6.7		5		16.8

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7255		1196		910		832		624		408		189		59		66		272		604		920		1175

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		252		---		---		---		---		2		31		121		85		13		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1558.6		---		---		---		---		58.9		294		530.1		483.6		192		---		---		---

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		9.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		1.7		2.6		3.8		5		6.1		7.1		7.4		6.5		5		3.2		1.8		1.4

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		0.6		0.9		1.3		1.8		2.1		2.1		1.8		1.5		1.2		1		0.7		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		4.9		3.2		4		4.9		5.3		5.6		6.1		6.6		6.6		6.1		4.8		3.1		2.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		3.3		4.3		5.1		5.6		6.5		7.9		9		8.4		7.2		5.2		3.2		3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		1.7		2.6		3.8		5		6.1		7.1		7.4		6.5		5		3.2		1.8		1.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.7		1		1.4		1.9		2.3		2.4		2.2		1.8		1.5		1.1		0.8		0.6

Maximum 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		4.8		5.9		6.1		6.8		7.1		7.2		7.4		7.3		6		4.3		3.4

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.4		4.3		5.5		6.8		7.1		9.1		10.5		10.5		10.3		9.4		6.9		4.8		4.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.5		2.2		3.3		4.3		4.9		6.2		6.5		5.9		4		2.7		1.5		1.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.1		0.6		0.8		1.1		1.6		1.7		1.6		1.5		1.1		0.8		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		4.1		2.6		3.1		4.1		4.4		4.5		5.4		5.8		5.9		4.6		3.7		2.5		2.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.2		2.6		3		3.9		4.1		4.1		6.2		6.9		7		4.7		3.7		2.4		2.5