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

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Highlights
- Walla Walla has 52.6% less rainy days than Mercer Island.
- Walla Walla has 20.5% more Sunny Days than Mercer Island.
- On the BestPlaces comfort index, Walla Walla scores 1.3% worse than Mercer Island
 Mercer Island, WAWalla Walla, WAUnited States
 Rainfall  Unlock1938
 Snowfall5  Unlock28
 Precipitation  Unlock105106
 Sunny156  Unlock205
 Avg. July High  Unlock8986
 Avg. Jan. Low37  Unlock22
 Comfort Index (higher=better)  Unlock7.47
 UV Index2.6  Unlock4.3
 Elevation  Unlock9422443
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 Walla Walla    10 Reviews

The saying is Walla Walla-the town so nice they named it twice!! Thats about it. Oh and if there's anything you learn about living here, and leave. Much like a  More

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While I was born and raised here, I have subsequently lived in the Portland and Seattle areas. We chose to retire in Walla Walla as the cost of living is far more  More

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Over 6 years ago

Extreme gentrification in progress. Best place for white people who are retired, or professional families living on one income, or those in the wine industry. This is a  More

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