2025 Compare Cities Climate:
San Diego, CA vs Sunnyvale, CA

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Highlights
- Sunnyvale has 31.6% more rainy days than San Diego.
- Sunnyvale has 2.3% less Sunny Days than San Diego.
- On the BestPlaces comfort index, Sunnyvale scores 4.3% worse than San Diego
 San Diego, CASunnyvale, CAUnited States
 Rainfall  Unlock1538
 Snowfall0  Unlock28
 Precipitation  Unlock63106
 Sunny266  Unlock205
 Avg. July High  Unlock8086
 Avg. Jan. Low46  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index5.9  Unlock4.3
 Elevation  Unlock1252443
Reviews for San Diego    319 Reviews

I have lived in San Diego for more than half my life (I am 30) and love it. It has something for everyone and more from arts, to sporting events, and all cuisine is  More

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The only real knock again San Diego is the cost of living, but it is paradise compared to most cities of similar size. Those who complain about the traffic here or say  More

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I have lived in San Diego since 1968 and I am now almost 62 years old. I love San Diego, I really do. But it has become so crowded and so expensive over the years. It  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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