Mercer Island, WA

Welcome To Mercer Island

FIND EVENTS IN Mercer Island

Weather Forecast for Mercer Island

Tonight

Showers likely, mainly before 11pm. Mostly cloudy, with a low around 58. East wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

Partly sunny, with a high near 72. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

Thursday Night

Partly cloudy, with a low around 57. North wind 5 to 7 mph becoming east northeast in the evening.

Friday

Mostly cloudy, with a high near 75. Northeast wind 6 to 8 mph becoming west northwest in the morning.

Friday Night

Mostly cloudy, with a low around 57. East northeast wind around 8 mph.

Saturday

Mostly sunny, with a high near 74.

Saturday Night

A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 59.

Sunday

Mostly sunny, with a high near 75.

Sunday Night

Partly cloudy, with a low around 57.

Monday

Sunny, with a high near 75.

Monday Night

Mostly clear, with a low around 56.

Tuesday

Sunny, with a high near 80.

Tuesday Night

Mostly clear, with a low around 59.

Wednesday

Sunny, with a high near 84.