2025 Compare Cities Climate:
Sammamish, WA vs Mercer Island, WA

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Highlights
- Mercer Island has 25.6% less rainy days than Sammamish.
- Mercer Island has 0.6% more Sunny Days than Sammamish.
- On the BestPlaces comfort index, Mercer Island scores 5.6% better than Sammamish
 Sammamish, WAMercer Island, WAUnited States
 Rainfall  Unlock3938
 Snowfall6  Unlock28
 Precipitation  Unlock153106
 Sunny155  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low35  Unlock22
 Comfort Index (higher=better)  Unlock7.57
 UV Index2.6  Unlock4.3
 Elevation  Unlock3352443
Reviews for Sammamish    4 Reviews

Over 10 years ago

Seattle has beautiful greenery and gorgeous mountain views. It is quite dark and gloomy for much of the late fall into spring...or July 5th as locals know quite well. I  More

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Housing seems to be very overpriced, however after all things considered, it is well worth it. (Family of  More

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Sammamish is honestly a wonderful place to live. It's perfect for a family who wants a comfortable entertaining suburban life. The schools are pretty great, as I can say  More

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Reviews for Mercer Island    4 Reviews

Mercer Island is a wonderful family community. It feels much more "small town" than a city even though it has a population of 20,000+. People say hello and watch out  More

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Mercer Island is a suburb of Seattle, located on an island in Lake Washington. The best thing about Mercer Island is its strategically central location relative to the  More

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Mercer Island is a suburb of Seattle, located on an island in Lake Washington. The best thing about Mercer Island is its strategically central location relative to the  More

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