2025 Compare Cities Climate:
Southlake, TX vs Mercer Island, WA

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Highlights
- Mercer Island has 1.8% more rainy days than Southlake.
- Mercer Island has 33.0% less Sunny Days than Southlake.
- On the BestPlaces comfort index, Mercer Island scores 5.6% better than Southlake
 Southlake, TXMercer Island, WAUnited States
 Rainfall  Unlock3938
 Snowfall1  Unlock28
 Precipitation  Unlock153106
 Sunny233  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low34  Unlock22
 Comfort Index (higher=better)  Unlock7.57
 UV Index5.7  Unlock4.3
 Elevation  Unlock3352443
Reviews for Southlake    7 Reviews

The schools in Southlake Texas mostly receive the highest ratings. THis is a great place to live and a great place to bring up  More

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I am from the Fort Worth, so i have lived in Texas all my life. Southlake is my current home with my wife and 4 boys i can't say enough about the school system. If  More

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I lived in Southlake for over four years. I loved how well planned and attractive the community was and how convenient it was to get to a multitude of nice shopping and  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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