The weather in Mercer Island for the next 14 days
This week, temperatures in Mercer Island will vary, averaging around 17°C. You can expect both mild and cooler days, with lows of 15°C and highs of 19°C over the next few days. The coming days will see a few days of precipitation, with a total of around 11 mm.
Next week will be warm with average temperatures around 21°C. The highest temperatures may rise up to 24°C. It will remain mostly dry in Mercer Island, with perhaps a bit of light precipitation.
Check out the current weather in Mercer Island
Temperature in Mercer Island for the next 14 days
This chart shows the temperature in Mercer Island for the next 14 days, displayed in degrees Celsius.
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Precipitation in Mercer Island for the next 14 days
This chart shows the precipitation in Mercer Island for the next 14 days, measured in millimetres.
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3 2Average Weather in Mercer Island by Month
Click on a month below to see detailed weather info for Mercer Island. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Mercer Island for all months at once
