2025 Compare Cities Climate:
Sammamish, WA vs Sunnyvale, CA

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Highlights
- Sunnyvale has 70.8% less rainy days than Sammamish.
- Sunnyvale has 67.7% more Sunny Days than Sammamish.
- On the BestPlaces comfort index, Sunnyvale scores 23.9% better than Sammamish
 Sammamish, WASunnyvale, CAUnited States
 Rainfall  Unlock1538
 Snowfall6  Unlock28
 Precipitation  Unlock63106
 Sunny155  Unlock205
 Avg. July High  Unlock8086
 Avg. Jan. Low35  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index2.6  Unlock4.3
 Elevation  Unlock1252443
Reviews for Sammamish    4 Reviews

Over 10 years ago

Seattle has beautiful greenery and gorgeous mountain views. It is quite dark and gloomy for much of the late fall into spring...or July 5th as locals know quite well. I  More

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Housing seems to be very overpriced, however after all things considered, it is well worth it. (Family of  More

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Sammamish is honestly a wonderful place to live. It's perfect for a family who wants a comfortable entertaining suburban life. The schools are pretty great, as I can say  More

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Reviews for Sunnyvale    14 Reviews

At this point, I would only recommend moving to silicon valley for the job market. Sure, the weather is great and the restaurants offer huge variety. But the costs of  More

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Like previous reviewer, tech company's tyranny over city gov and quality of living has negatively impacted a fantastic place to live. Climate, while super, is grossly  More

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I've lived here for 40 years. While the weather is fabulous, For the past ten years of high density housing mostly needed to house thousands of a young up coming tech  More

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