VOLTAGE, OREGON

Average Temperature

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46.3		28.1		33.5		38.2		44.2		52.5		59.7		66.8		65.1		57		46.6		35.8		27.5

Average High Temperature

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60.3		37.9		44.1		50.4		58.4		67.3		74.9		84.6		83.1		75		62.8		47.2		37.4

Average Low Temperature

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		32.3		18.3		22.8		25.9		30.1		37.8		44.4		49.2		47.2		39		30.4		24.4		17.6

Highest Recorded Temperature

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		104		61		67		76		86		93		100		104		104		95		89		73		63

Lowest Recorded Temperature

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-33		-33		-16		-9		7		19		19		29		27		16		3		-9		-30

Average Number of Days Above 90F/32C

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.8		---		---		---		---		0.2		1.7		8.2		6.7		0.9		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		181.4		27.8		24.6		25.1		19.3		7.2		1.1		0.1		0.7		5.8		18.1		23.8		28

Average Number of Days Below 0F/-17C

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.7		1.9		0.6		0.1		---		---		---		---		---		---		---		0.5		2.6

Average Precipitation

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9.6		1		0.7		0.9		0.8		1.1		0.9		0.4		0.6		0.5		0.7		1.1		1

Average Number of Days With Precipitation

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		70		8		6		8		7		7		6		2		3		3		5		7		8

Most Reported Precipitation in a Month

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4		3.4		1.6		3.8		2.2		3.7		2.8		1.5		4		1.7		3.5		3		3.4

Least Reported Precipitation in a Month

Years on Record: 52

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

Most Precipitation Reported in a Day

Years on Record: 52

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

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

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29		3		2		3		2		4		3		1		2		1		2		3		3

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

Years on Record: 52

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

Average Snowfall

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		22.7		6.1		3.2		2.4		1		0.2		---		---		---		---		0.1		2.6		7.1

Average Snow Cover

Years on Record: 39

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

Most Snow Reported in a Month

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		30.5		22.5		13.5		14.9		15.5		6		---		---		0.5		1		1.8		14.5		30.5

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7158		1164		904		827		614		393		198		79		74		273		582		889		1161

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		234		---		---		---		---		1		28		117		72		16		---		---		---

Growing Degree Days

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1567.4		---		---		---		---		77.5		291		520.8		468.1		210		---		---		---

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
kWh/m2		4.5		1.8		2.7		4		5.2		6.3		7.3		7.5		6.5		5.2		3.4		2		1.6

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		0.7		0.9		1.3		1.8		2.1		2		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		5.1		3.4		4.2		5.1		5.5		5.8		6.3		6.6		6.5		6.2		5.2		3.4		3.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6		3.6		4.5		5.5		5.9		6.8		8.2		9		8.3		7.4		5.7		3.5		3.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		1.8		2.7		4		5.2		6.3		7.3		7.5		6.5		5.2		3.4		2		1.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.7		1		1.5		2		2.3		2.3		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		6		4.4		4.8		6		6.2		7		7.1		7.3		7.5		7.3		6		4.7		4.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7.7		4.8		5.5		6.9		7.4		9.6		10.5		10.8		10.4		9.4		6.9		5.3		4.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		1.5		2.3		3.4		4.3		4.9		6.5		7		6		4.3		2.9		1.6		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		1.6		1.6		1.4		1.1		0.9		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		4.2		2.6		3.3		4.2		4.4		4.5		5.6		6.2		5.9		4.9		4.1		2.6		2.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		2.5		3.2		4		4		4.1		6.6		7.8		6.9		5.1		4.1		2.4		2.4