2025 Compare Cities Climate:
Irvine, CA vs Mercer Island, WA

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Highlights
- Mercer Island has 203.9% more rainy days than Irvine.
- Mercer Island has 44.5% less Sunny Days than Irvine.
- On the BestPlaces comfort index, Mercer Island scores 19.4% worse than Irvine
 Irvine, CAMercer Island, WAUnited States
 Rainfall  Unlock3938
 Snowfall0  Unlock28
 Precipitation  Unlock153106
 Sunny281  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low46  Unlock22
 Comfort Index (higher=better)  Unlock7.57
 UV Index5.9  Unlock4.3
 Elevation  Unlock3352443
Reviews for Irvine    42 Reviews

We've lived in Irvine since '87. We have raised two children within the ISUD. Both are grown up. Sure, there have been many changes since then.. the City has  More

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I've lived in Irvine for 2 years and in Orange County for 10 so I'm pretty familiar with the area by now and all it has to offer. Perhaps my review of this place has  More

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I wouldn't live elsewhere. I originally moved to Irvine in 2002 from the Midwest, not knowing what it even was. I left and moved around a great deal locally in OC,  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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