2025 Compare Cities Climate:
Vacaville, CA vs Union City, CA

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Highlights
- Union City has 34.1% less rainy days than Vacaville.
- Union City has 1.9% more Sunny Days than Vacaville.
- On the BestPlaces comfort index, Union City scores 7.3% better than Vacaville
 Vacaville, CAUnion City, CAUnited States
 Rainfall  Unlock1738
 Snowfall0  Unlock28
 Precipitation  Unlock64106
 Sunny260  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index5.1  Unlock4.3
 Elevation  Unlock662443
Reviews for Vacaville    10 Reviews

I am a former Bay Area resident who moved to Vacaville to escape the ridiculous cost of living in the Bay. Now, if you are coming from the Bay, this place can seem more  More

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Over 6 years ago

It’s not a bad or dangerous place to live but I believe it doesn’t deserve the 5 stars most people are giving it. I have no idea where these people lived before moving  More

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If you enjoy a sophisticated urban environment, if you're single, if you're highly educated and appreciate access to continuing higher education at the post-graduate  More

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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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