2025 Compare Cities Climate:
Sunnyvale, CA vs Penn Valley, CA

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Highlights
- Penn Valley has 166.2% more rainy days than Sunnyvale.
- Penn Valley has 7.7% less Sunny Days than Sunnyvale.
- On the BestPlaces comfort index, Penn Valley scores 9.1% worse than Sunnyvale
 Sunnyvale, CAPenn Valley, CAUnited States
 Rainfall  Unlock4138
 Snowfall0  Unlock28
 Precipitation  Unlock73106
 Sunny260  Unlock205
 Avg. July High  Unlock9186
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock87
 UV Index5.1  Unlock4.3
 Elevation  Unlock14012443
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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Reviews for Penn Valley    1 Reviews

Over 18 years ago

I lived in Penn Valley for 8 years and found it offered numerous positive attributes. Located in the foothills of the Sierra Nevada mountain range, Penn Valley is above  More

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