MERCER ISLAND, WASHINGTON

Home > North America > United States > Washington
Elevation: 226 feet Latitude: 47 32N Longitude: 122 18W

WEATHER

Monthly - Summary

CURRENT CONDITIONS

PRINT THIS DATA

MONTHLY - WEATHER AVERAGES SUMMARY [ Show All Data ]

[ °C ] °F

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		52.3		40.9		43.3		46.2		50.2		55.8		60.7		65.3		65.6		61.1		52.7		45.2		40.7

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59.8		45.8		49.5		53.2		58.2		64.4		69.6		75.3		75.6		70.2		59.7		50.5		45.5

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		44.8		35.9		37.2		39.1		42.1		47.2		51.7		55.3		55.7		51.9		45.7		39.9		35.9

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		37.1		5.1		4.2		3.8		2.6		1.8		1.5		0.8		1		1.6		3.2		5.9		5.6

Average Number of Days With Precipitation

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		159		20		16		17		14		10		9		5		7		8		15		18		20

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		80.9		52		55.9		59.1		63.2		71.2		75.8		80.9		80		76		65.4		55.3		49.8

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		28.5		29.7		28.5		34.3		38		44		49		53.1		52.4		47.6		42.9		30.9		30.4

Average Number of Days Above 90F/32C

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.6		---		---		---		---		0.1		0.3		1.7		0.4		---		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		34.2		10.9		6		5.4		0.3		0.1		---		---		---		---		0.3		4.6		6.8

Average Snowfall

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		18		4.6		1.9		1.3		---		---		---		---		---		---		---		0.9		9.3

NEARBY - MAP

NEARBY - LIST

Bellevue, Washington (4 mi / 7 km)
Sea-Tac, Washington (5 mi / 9 km)
Seahurst, Washington (6 mi / 11 km)
Medina, Washington (8 mi / 12 km)
Seattle, Washington (8 mi / 12 km)

GEOBA.SE

Mercer Island, Washington

WEATHER FORECAST