2025 Compare Cities Climate:
Castro Valley, CA vs Hercules, CA

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Highlights
- Hercules has 12.2% more rainy days than Castro Valley.
- Hercules has 1.5% more Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Hercules scores 1.2% worse than Castro Valley
 Castro Valley, CAHercules, CAUnited States
 Rainfall  Unlock2438
 Snowfall0  Unlock28
 Precipitation  Unlock64106
 Sunny261  Unlock205
 Avg. July High  Unlock7886
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index5.4  Unlock4.3
 Elevation  Unlock792443
Reviews for Castro Valley    7 Reviews

CURMUDGEON - THANK YOU for your post. The most important part of your comment is your second paragraph. "Hodge-Podge" is the correct word for a lot of Castro  More

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Over 11 years ago

Kind of rural but close to Oakland and San  More

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Castro Valley is the largest unincorporated "city" in the Bay Area. Over the years, several attempts have been made to incorporate, but they have all been defeated at  More

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Reviews for Hercules    2 Reviews

Over 11 years ago

Hercules is in the San Francisco Bay area. It is located on San Pablo Bay which moderates the temperature. Hercules is typically cooler than Concord in Summer. It can  More

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Would like to find out more about the living condition in Hercules and the surrounding areas as well, as well as the transportation to and from the Bay  More

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