CLARKSTON, WASHINGTON

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Elevation: 1190 feet Latitude: 46 23N Longitude: 117 05W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

08:54 am

10:40 pm
Local Time
11:24 pm EDT
18 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		49.7		40.3		42.5		44.6		48		52.3		56		59.5		59.9		57.5		51		44.3		40.2

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59.2		46.6		50.2		53.6		58.2		63		66.4		70.9		71.9		70.1		61.5		51.7		46.2

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		40.1		34		34.7		35.6		37.8		41.6		45.5		48.1		47.9		44.8		40.5		36.9		34.1

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		76.6		52		56		59.6		62.3		68.8		70.8		76.6		76.6		76.6		66.5		57.2		51.6

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		25.3		25.3		25.9		31		32.2		38.6		42.9		45.6		43.9		40.9		35.4		29.2		28.1

Average Number of Days Above 90F/32C

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		43.1		---		---		---		0.1		1.6		3.6		18		15.1		4.7		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107.2		23.2		18.3		15.5		5.1		1.1		---		---		---		0.5		6.2		16.4		20.8

Average Number of Days Below 0F/-17C

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.4		2		0.3		---		---		---		---		---		---		---		---		0.1		---

PRECIPITATION

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		113.3		15.4		13.4		12.3		8.4		6.2		3.7		2.8		3		4.8		10.3		16.4		16.5

Average Number of Days With Precipitation

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		103		11		9		10		8		10		9		4		4		6		9		11		12

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		33.5		25.9		25.6		23		16.7		15		8.1		13.7		12.1		16.9		33.4		28.9		33.5

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		2.4		0.4		1.9		2.9		1.4		1.3		0.2		---		---		1.8		5.1		3.7

Most Precipitation Reported in a Day

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		1.4		0.5		0.9		0.9		0.7		1.2		1.4		1		0.8		1.3		1.3		0.7		0.9

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

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		42		4		3		3		3		5		5		1		2		3		4		5		4

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

Years on Record: 23

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

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9.3		4.1		1.9		1		---		---		---		---		---		---		---		0.4		1.9

Most Snow Reported in a Month

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		19.7		19.7		6.6		5.5		---		---		---		---		---		---		---		2.3		8

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5596		766		631		631		512		393		271		173		164		229		434		622		770

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11		---		---		---		---		---		---		3		5		3		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1108.7		---		---		---		---		71.3		180		294.5		306.9		225		31		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.7		10.9		12.5		14.2		15.6		16.4		16		14.6		13		11.4		9.9		9.2

SOLAR RADIATION

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		1.4		2.3		3.6		4.9		5.8		6.6		6.9		6		4.5		2.8		1.5		1.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.8		1.2		1.8		1.9		2.5		2.6		2.6		2.3		1.9		1.4		0.9		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		2.3		3.4		4.4		5.2		5.4		5.8		6.1		5.9		5.2		3.8		2.4		1.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		1.9		3.1		3.9		5.3		5.6		6.5		6.9		6.4		5.1		3.6		2.1		1.7

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		1.4		2.3		3.6		4.9		5.8		6.6		6.9		6		4.5		2.8		1.5		1.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.9		0.9		1.3		1.9		2		2.5		2.9		2.9		2.4		2.1		1.5		1		0.8

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		2.8		3.9		5.2		5.9		6.4		6.8		6.8		6.4		6.1		4.7		3		2.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		2.4		3.6		4.9		6.3		7.2		8		7.8		6.9		6.1		4.6		2.6		1.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.3		1.2		2		3.1		4.2		4.9		5.5		5.3		5.4		3.6		2.2		1.3		1.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.7		1.9		2.4		2.6		2.5		2.2		1.8		1.2		0.8		0.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.6		1.9		2.8		3.6		4.3		4.5		4.8		4.7		5.3		4.1		3		1.9		1.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.3		1.6		2.4		3		4.2		4		4.6		4.5		5.5		3.7		2.7		1.6		1.5

NEARBY - MAP

NEARBY - LIST

Clarkston Heights, Washington (3 mi / 5 km)
Lewiston, Idaho (3 mi / 5 km)
Uniontown, Washington (3 mi / 5 km)
Asotin, Washington (14 mi / 24 km)
Anatone, Washington (18 mi / 29 km)

GEOBA.SE

Clarkston, Washington