Weather in Mercer Island, Washington, United States

7-Day Detailed Weather Forecast for Mercer Island

Overnight

Temperature: 34°F

Wind Speed: 1 mph

Wind Direction: N

Forecast: Mostly cloudy, with a low around 34. North wind around 1 mph.

Monday

Temperature: 45°F

Wind Speed: 2 mph

Wind Direction: NNW

Forecast: Mostly sunny. High near 45, with temperatures falling to around 42 in the afternoon. North northwest wind around 2 mph.

Monday Night

Temperature: 33°F

Wind Speed: 5 mph

Wind Direction: NNE

Forecast: Mostly cloudy. Low around 33, with temperatures rising to around 35 overnight. North northeast wind around 5 mph.

Tuesday

Temperature: 47°F

Wind Speed: 3 mph

Wind Direction: NNW

Forecast: Partly sunny, with a high near 47. North northwest wind around 3 mph.

Tuesday Night

Temperature: 35°F

Wind Speed: 1 to 5 mph

Wind Direction: SE

Forecast: Partly cloudy, with a low around 35. Southeast wind 1 to 5 mph.

Wednesday

Temperature: 49°F

Wind Speed: 2 mph

Wind Direction: SSE

Forecast: Partly sunny, with a high near 49.

Wednesday Night

Temperature: 41°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: Rain likely after 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

Thursday

Temperature: 51°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: Rain likely. Mostly cloudy, with a high near 51.

Thursday Night

Temperature: 47°F

Wind Speed: 6 mph

Wind Direction: SSE

Forecast: Rain likely. Cloudy, with a low around 47.

Friday

Temperature: 56°F

Wind Speed: 7 mph

Wind Direction: SSE

Forecast: Rain likely. Cloudy, with a high near 56.

Friday Night

Temperature: 50°F

Wind Speed: 9 mph

Wind Direction: S

Forecast: Rain. Cloudy, with a low around 50.

Saturday

Temperature: 54°F

Wind Speed: 10 mph

Wind Direction: SSW

Forecast: Rain. Cloudy, with a high near 54.

Saturday Night

Temperature: 45°F

Wind Speed: 8 mph

Wind Direction: S

Forecast: Rain likely. Mostly cloudy, with a low around 45.

Sunday

Temperature: 50°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: A chance of rain before 4pm. Mostly cloudy, with a high near 50.