Weather in Mercer Island, Washington, United States

ad-custom-x1ad-009-01-x1Ads by General Blue

7-Day Detailed Weather Forecast for Mercer Island

Tonight

Temperature: 56°F

Wind Speed: 2 to 6 mph

Wind Direction: NNE

Forecast: Mostly cloudy, with a low around 56. North northeast wind 2 to 6 mph.

Thursday

Temperature: 77°F

Wind Speed: 3 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 77. West southwest wind around 3 mph.

Thursday Night

Temperature: 57°F

Wind Speed: 2 to 6 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 57. Northwest wind 2 to 6 mph.

Friday

Temperature: 74°F

Wind Speed: 5 mph

Wind Direction: SSW

Forecast: Mostly cloudy, with a high near 74. South southwest wind around 5 mph.

Friday Night

Temperature: 56°F

Wind Speed: 2 to 6 mph

Wind Direction: WSW

Forecast: Mostly cloudy, with a low around 56. West southwest wind 2 to 6 mph.

Saturday

Temperature: 74°F

Wind Speed: 3 to 8 mph

Wind Direction: SSW

Forecast: Partly sunny, with a high near 74.

Saturday Night

Temperature: 55°F

Wind Speed: 2 to 8 mph

Wind Direction: SSW

Forecast: Partly cloudy, with a low around 55.

Sunday

Temperature: 74°F

Wind Speed: 2 to 8 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 74.

Sunday Night

Temperature: 54°F

Wind Speed: 2 to 10 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 54.

Monday

Temperature: 79°F

Wind Speed: 2 to 7 mph

Wind Direction: N

Forecast: Mostly sunny, with a high near 79.

Monday Night

Temperature: 56°F

Wind Speed: 1 to 7 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 56.

Tuesday

Temperature: 82°F

Wind Speed: 1 to 6 mph

Wind Direction: NW

Forecast: Sunny, with a high near 82.

Tuesday Night

Temperature: 58°F

Wind Speed: 2 to 7 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 58.

Wednesday

Temperature: 80°F

Wind Speed: 2 to 7 mph

Wind Direction: WNW

Forecast: Sunny, with a high near 80.