LAKE KEECHELUS, WASHINGTON

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Elevation: 76 meters Latitude: 47 19N Longitude: 121 20W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

08:58 am

11:07 pm
Local Time
9:38 pm EDT
24 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5.9		-3.2		-1.5		0.7		4		8.1		12		15.7		15.8		12.2		7.3		1.7		-1.4

Average High Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.2		0.3		2.8		5.5		9.4		14.1		17.9		22.6		23.1		19.4		13.1		5.3		1.5

Average Low Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.6		-6.7		-5.9		-4.2		-1.4		2.1		6.2		8.8		8.4		4.8		1.3		-1.8		-4.3

Highest Recorded Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38.9		12.8		17.2		20		31.1		32.2		35		38.9		36.1		33.3		29.4		17.2		15

Lowest Recorded Temperature

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-33.3		-33.3		-32.8		-23.9		-21.7		-8.9		-2.8		-1.1		-1.1		-5		-9.4		-23.9		-27.8

Average Number of Days Above 90F/32C

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.5		---		---		---		---		---		0.2		1.4		1.6		0.3		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		185.1		29.6		26.9		28.8		22.2		9.3		1		---		0.1		3.3		12.3		22.7		28.7

Average Number of Days Below 0F/-17C

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.2		2.5		1.4		0.3		---		---		---		---		---		---		---		---		0.8

PRECIPITATION

Average Precipitation

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1672		278		197		173		97		65		48		20		28		68		158		241		300

Average Number of Days With Precipitation

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		163		20		16		18		15		12		9		5		6		9		15		18		20

Most Reported Precipitation in a Month

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		927		645		469		390		201		178		146		84		123		271		380		535		927

Least Reported Precipitation in a Month

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		52		34		25		21		7		---		---		---		1		19		27		68

Most Precipitation Reported in a Day

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		342.9		130.6		184.2		342.9		56.9		44.2		43.2		152.4		54.6		51.6		135.9		114		134.6

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

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		115		16		13		13		9		7		5		2		3		6		11		14		16

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

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44		8		5		5		2		1		1		---		1		2		4		7		8

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

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15		3		2		1		---		---		---		---		---		---		2		3		4

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		563.1		148.8		105.7		88.7		25.1		2.3		---		---		---		---		6.1		60.5		126

Average Snow Cover

Years on Record: 47

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		43		104		132		132		73		10		---		---		---		---		---		10		48

Most Snow Reported in a Month

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		361.7		361.7		322.6		312.4		100.1		40.6		3.8		---		---		---		55.9		291.6		340.4

DEGREE DAYS

Heating Degree Days

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2780		495		404.4		375		264.4		153.9		58.3		13.3		13.3		56.1		173.3		332.2		440.6

Cooling Degree Days

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37.8		---		---		---		---		0.6		2.8		16.7		15.6		2.2		---		---		---

Growing Degree Days

Years on Record: 71

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		479.8		---		---		---		---		---		60		175.7		179.1		65		---		---		---

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		9.6		10.9		12.5		14.2		15.8		16.5		16.1		14.7		13		11.3		9.9		9.1

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.8		4.4		7.6		11.3		15.7		18.6		20.7		22.9		20.3		15.3		9.1		4.9		3.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6		2.7		4		5.9		7.7		9		9.5		9.2		8		6.7		4.5		3		2.3

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14		7.1		11		13.5		16.2		17.1		18		20.4		20.2		17.8		12.3		7.8		6.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.4		6.2		9.8		11.6		14.5		16.2		18.4		22.5		21.3		17.1		11.5		6.7		5.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.8		4.4		7.6		11.3		15.7		18.6		20.7		22.9		20.3		15.3		9.1		4.9		3.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.4		3.1		4.4		6.5		7.7		9.1		9.6		10		8.3		7.4		5.3		3.6		2.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		9.7		12.5		17.6		19.1		22		20.9		23.9		22.3		21.2		15.7		10.8		7.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.5		8.3		11.4		16.4		19.3		24.9		24.1		27.6		24.2		21.4		15.3		9.7		6.8

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.7		3.8		5.7		9.4		13.4		14.9		17.1		19		17.9		12.5		7.4		4.1		3.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		2.4		3.4		5.6		7.5		8.8		9.3		9		7.9		6.2		4		2.6		2.1

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.4		5.9		7.8		10.8		13.5		13.5		14.9		16.9		17.6		14.1		9.7		6.2		5.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.7		5		6.6		8.3		10.4		10		12.2		16		17.1		12.6		8.7		5.1		4.6

NEARBY - MAP

NEARBY - LIST

Stampede Pass, Washington (2 mi / 3 km)
Easton, Washington (7 mi / 11 km)
Snoqualmie Pass, Washington (7 mi / 12 km)
Lake Easton State Park, Washington (8 mi / 13 km)
Ronald, Washington (13 mi / 21 km)

GEOBA.SE

Lake Keechelus, Washington