ROCK CREEK RESERVOIR, OREGON

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Elevation: 1396 meters Latitude: 42 41N Longitude: 119 11W

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.4		-2		2.2		1.9		5.4		10.1		14.8		17.9		17.3		12.1		7.1		3.7		-2.1

Average High Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.9		5.2		9.2		10.8		15.2		20.1		24.8		30.2		28.5		24.1		19.4		10.7		4.3

Average Low Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2.1		-9.3		-4.8		-6.9		-3.8		---		5.1		5.7		6.2		0.2		-5.1		-3.2		-8.4

Highest Recorded Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		40		17.2		18.3		25		27.8		31.7		37.2		37.2		40		33.9		29.4		22.8		15.6

Lowest Recorded Temperature

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-29.4		-29.4		-22.2		-15.6		-13.9		-12.2		-5.6		-1.7		-4.4		-11.7		-13.9		-16.7		-27.8

Average Number of Days Above 90F/32C

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20.9		---		---		---		---		---		3.4		9.3		7.5		0.7		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		205.5		26.3		22		25		23.8		15.8		1.8		1.5		3.5		14		27		19.5		25.3

Average Number of Days Below 0F/-17C

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.1		3.8		0.6		---		---		---		---		---		---		---		---		---		2.7

PRECIPITATION

Average Precipitation

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		230		18		12		10		18		31		31		8		16		12		18		25		28

Average Number of Days With Precipitation

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65		5		5		4		7		8		7		2		4		3		3		8		9

Most Reported Precipitation in a Month

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		69		25		24		18		32		54		67		18		69		38		56		33		69

Least Reported Precipitation in a Month

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		5		1		2		7		23		---		---		3		1		---		16		6

Most Precipitation Reported in a Day

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		36.3		13.2		6.9		8.6		10.7		20.6		35.3		8.1		20.6		36.3		25.4		10.9		19.3

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

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33		2		3		2		2		4		5		2		2		1		2		4		4

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

Years on Record: 8

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

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

Years on Record: 8

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PRECIPITATION - SNOW

Average Snowfall

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		65		19.3		0.5		10.9		7.6		3		---		---		---		---		---		7.1		16.5

Most Snow Reported in a Month

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		39.4		39.4		2.5		29.2		17.8		15.2		---		---		---		---		---		15.2		30.5

DEGREE DAYS

Heating Degree Days

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2412.8		458.9		297.8		337.2		223.9		99.4		23.3		1.1		6.1		53.9		179.4		272.2		459.4

Cooling Degree Days

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		67.2		---		---		---		---		---		11.1		28.9		26.7		0.6		---		---		---

Growing Degree Days

Years on Record: 8

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		681.9		---		---		---		---		1.7		143.3		246.3		227.3		63.3		---		---		---

NEARBY - MAP

NEARBY - LIST

Frenchglen, Oregon (17 mi / 28 km)
Plush, Oregon (25 mi / 40 km)
Buena Vista Lake, Oregon (30 mi / 49 km)
Diamond, Oregon (33 mi / 53 km)
Princeton, Oregon (33 mi / 53 km)

GEOBA.SE

Rock Creek Reservoir, Oregon

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