2025 Compare Cities Climate:
Foster City, CA vs Sunnyvale, CA

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Highlights
- Sunnyvale has 19.4% less rainy days than Foster City.
- Sunnyvale has 0.8% less Sunny Days than Foster City.
- On the BestPlaces comfort index, Sunnyvale scores 1.1% better than Foster City
 Foster City, CASunnyvale, CAUnited States
 Rainfall  Unlock1538
 Snowfall0  Unlock28
 Precipitation  Unlock63106
 Sunny262  Unlock205
 Avg. July High  Unlock8086
 Avg. Jan. Low41  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index4.9  Unlock4.3
 Elevation  Unlock1252443
Reviews for Foster City    4 Reviews

Over 17 years ago

Built on lagoons, great climate, good schools, lots of soccer and other sports for kids, plenty of parking and  More

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Over 18 years ago

A great city to raise a family, safe, great weather around the year, good schools and plenty of recreation. But only if you can afford the hight cost of  More

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Landlords are able to command and receive high rent due to the following attributes: safety, weather and cleanliness of Foster City. The lagoon, waterways and gardens  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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