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

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Highlights
- Mercer Island has 25.5% less rainy days than Issaquah.
- Mercer Island has 1.3% more Sunny Days than Issaquah.
- On the BestPlaces comfort index, Mercer Island scores 5.6% better than Issaquah
 Issaquah, WAMercer Island, WAUnited States
 Rainfall  Unlock3938
 Snowfall6  Unlock28
 Precipitation  Unlock153106
 Sunny154  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low35  Unlock22
 Comfort Index (higher=better)  Unlock7.57
 UV Index2.6  Unlock4.3
 Elevation  Unlock3352443
Reviews for Issaquah    11 Reviews

Great place if you enjoy living in a city of cloned homes, cars, and humans with no souls. You know the ones. Why show off your new Mercedes, Land Rover or Porsche when  More

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I lived in Issaquah for close to 30 years. I have seen a lot of changes in the city - some good and some not so good. I was very sad to leave and even sorrier to have  More

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Over 6 years ago

Issaquah WAS a 5-star place to live, play, work, own a home, and raise a family. That was up until the late '70s and early 80s. Issaquah was a country utopia for over a  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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