2026 Compare Cities Climate:
Mercer Island, WA vs Addison, TX

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Highlights
- Addison has 0.8% less rainy days than Mercer Island.
- Addison has 48.7% more Sunny Days than Mercer Island.
- On the BestPlaces comfort index, Addison scores 5.3% worse than Mercer Island
 Mercer Island, WAAddison, TXUnited States
 Rainfall  Unlock3938
 Snowfall5  Unlock28
 Precipitation  Unlock77106
 Sunny156  Unlock205
 Avg. July High  Unlock9586
 Avg. Jan. Low37  Unlock22
 Comfort Index (higher=better)  Unlock7.17
 UV Index2.6  Unlock4.3
 Elevation  Unlock6362443
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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Reviews for Addison    7 Reviews

I’ve lived in this city for over ten years, and I love it. People come here for fun at the many venues in the business district, and so the stats don’t reflect how safe  More

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Over 12 years ago

Great place for restaurants. Middle of North Dallas.   More

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Over 14 years ago

A little too hot for my liking. I would like to live in a city with a better climate (more moderate temps) with a diverse, multi-racial group of people.  More

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