2025 Compare Cities Climate:
Union City, CA vs Sammamish, WA

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Highlights
- Sammamish has 217.5% more rainy days than Union City.
- Sammamish has 41.5% less Sunny Days than Union City.
- On the BestPlaces comfort index, Sammamish scores 19.3% worse than Union City
 Union City, CASammamish, WAUnited States
 Rainfall  Unlock5338
 Snowfall0  Unlock28
 Precipitation  Unlock174106
 Sunny265  Unlock205
 Avg. July High  Unlock7586
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock7.17
 UV Index5.4  Unlock4.3
 Elevation  Unlock592443
Reviews for Union City    1 Reviews

Over 19 years ago

Hi, I am looking for a small, friendly town with low crime and friendly people, outdoor activites, mellow, etc. (in the bay area). I am currently hoping to move to  More

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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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