Weather in Mercer Island, Washington, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Mercer Island
This Afternoon |
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Temperature: 61°F Wind Speed: 6 mph Wind Direction: SSW Forecast: Partly sunny, with a high near 61. South southwest wind around 6 mph. |
Tonight |
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Temperature: 51°F Wind Speed: 3 to 7 mph Wind Direction: S Forecast: A chance of rain showers. Mostly cloudy. Low around 51, with temperatures rising to around 53 overnight. South wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Friday |
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Temperature: 59°F Wind Speed: 5 mph Wind Direction: W Forecast: A chance of rain showers before 5pm. Mostly cloudy, with a high near 59. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Friday Night |
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Temperature: 44°F Wind Speed: 3 mph Wind Direction: ENE Forecast: Partly cloudy, with a low around 44. East northeast wind around 3 mph. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 57°F Wind Speed: 3 mph Wind Direction: SSE Forecast: Rain after 11am. Mostly cloudy, with a high near 57. South southeast wind around 3 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
Saturday Night |
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Temperature: 50°F Wind Speed: 3 to 12 mph Wind Direction: S Forecast: Rain before 5am, then rain showers. Cloudy, with a low around 50. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible. |
Sunday |
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Temperature: 58°F Wind Speed: 8 to 12 mph Wind Direction: SSW Forecast: Rain showers. Cloudy, with a high near 58. |
Sunday Night |
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Temperature: 48°F Wind Speed: 5 to 8 mph Wind Direction: S Forecast: Rain showers. Mostly cloudy, with a low around 48. |
Monday |
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Temperature: 59°F Wind Speed: 5 mph Wind Direction: S Forecast: A chance of rain showers. Partly sunny, with a high near 59. |
Monday Night |
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Temperature: 47°F Wind Speed: 5 mph Wind Direction: S Forecast: A slight chance of rain showers before 11pm, then a chance of rain. Mostly cloudy, with a low around 47. |
Tuesday |
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Temperature: 57°F Wind Speed: 5 mph Wind Direction: S Forecast: A chance of rain before 5pm, then a chance of rain showers. Mostly cloudy, with a high near 57. |
Tuesday Night |
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Temperature: 48°F Wind Speed: 6 mph Wind Direction: S Forecast: A chance of rain showers before 5am, then a chance of rain. Mostly cloudy, with a low around 48. |
Wednesday |
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Temperature: 60°F Wind Speed: 6 mph Wind Direction: S Forecast: A chance of rain. Mostly cloudy, with a high near 60. |
Wednesday Night |
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Temperature: 49°F Wind Speed: 7 mph Wind Direction: SSE Forecast: A chance of rain. Mostly cloudy, with a low around 49. |