2025 Compare Cities Climate:
San Luis Obispo, CA vs Mercer Island, WA

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Highlights
- Mercer Island has 96.0% more rainy days than San Luis Obispo.
- Mercer Island has 45.6% less Sunny Days than San Luis Obispo.
- On the BestPlaces comfort index, Mercer Island scores 14.8% worse than San Luis Obispo
 San Luis Obispo, CAMercer Island, WAUnited States
 Rainfall  Unlock3938
 Snowfall0  Unlock28
 Precipitation  Unlock153106
 Sunny287  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock7.57
 UV Index5.3  Unlock4.3
 Elevation  Unlock3352443
Reviews for San Luis Obispo    21 Reviews

MY FIANCEE AND I ARE LOOKING TO MOVE TO SLO FOR RETIREMENT ( NEXT MONTH ) WE ARE BOTH ARTISTS AND HOPE OUR TALENT WILL HELP WITH COST OF LIVING IN SLO!!! ANY  More

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Over 10 years ago

In almost any season of the year in San Luis Obispo, you’ll find the sun shining and the temperature hitting around 70º at some point in the day. With the temperature  More

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San Luis Obispo and surrounding areas are beautiful, great weather, beaches, farms markets, a downtown area full of some of the best bars and restaurants, wine country,  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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