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Mercer Island Weather Data

Use this weather information as you begin to plan your trip to a Mercer Island vacation rental.


Mercer Island High Low Rainfall
Jan 47 36 5.24"
Feb 51 37 4.09"
Mar 55 39 3.92"
April 59 43 2.75"
May 65 48 2.03"
June 70 53 1.55"
July 75 56 0.93"
Aug 75 57 1.16"
Sep 70 53 1.61"
Oct 60 46 3.24"
Nov 52 40 5.67"
Dec 47 36 6.06"
Annual 60 45 38.25"
Weather data courtesy of NOAA      
  1. Cozy, Private Cottage on Waterfront of Lake Washington — Property 302566

    Vacation House rental in Mercer Island area
    • House
    • 2 bedrooms , sleeps 4
    • lake, waterfront
    Rates (shown in USD)

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