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

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Highlights
- Union City has 27.2% less rainy days than Redwood City.
- Union City has 3.9% more Sunny Days than Redwood City.
- On the BestPlaces comfort index, Union City scores 2.3% better than Redwood City
 Redwood City, CAUnion City, CAUnited States
 Rainfall  Unlock1738
 Snowfall0  Unlock28
 Precipitation  Unlock64106
 Sunny255  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low40  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index4.9  Unlock4.3
 Elevation  Unlock662443
Reviews for Redwood City    11 Reviews

(Caveating everything with "it's Bay Area prices") Redwood City is a large sprawling town where you can find just about anything you're looking for. There's great  More

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The entire Bay Area is ridiculous. You can't compare it to other areas. RWC is reasonably cheap for the area. I pay $5K for a rental townhouse in one of the many  More

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Lovely weather. Safe place to live (I live in Redwood Shores). The only thing that keeps this place from being 5 stars is the cost of housing. When you have to pay an  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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