Mercer Island, WA

Welcome To Mercer Island

FIND EVENTS IN Mercer Island

Weather Forecast for Mercer Island

Today

A 40 percent chance of rain. Cloudy, with a high near 63. South wind around 7 mph.

Tonight

Rain. Low around 52. South wind 6 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Friday

Rain before 11am, then showers likely after 11am. High near 60. South wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday Night

A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 43. Northeast wind 3 to 5 mph.

Saturday

Mostly sunny, with a high near 64. Light and variable wind becoming north northwest 5 to 8 mph in the morning.

Saturday Night

Mostly clear, with a low around 44.

Sunday

Mostly sunny, with a high near 67.

Sunday Night

Mostly cloudy, with a low around 45.

Monday

A chance of showers. Mostly cloudy, with a high near 63.

Monday Night

A chance of showers. Cloudy, with a low around 48.

Tuesday

A chance of showers. Mostly cloudy, with a high near 66.

Tuesday Night

Showers likely. Mostly cloudy, with a low around 50.

Wednesday

A chance of showers. Mostly cloudy, with a high near 61.