2025 Compare Cities Climate:
Castro Valley, CA vs Castle Rock, WA

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Highlights
- Castle Rock has 185.4% more rainy days than Castro Valley.
- Castle Rock has 46.7% less Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Castle Rock scores 17.4% worse than Castro Valley
 Castro Valley, CACastle Rock, WAUnited States
 Rainfall  Unlock6138
 Snowfall0  Unlock28
 Precipitation  Unlock181106
 Sunny261  Unlock205
 Avg. July High  Unlock7786
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock7.17
 UV Index5.4  Unlock4.3
 Elevation  Unlock562443
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 Castle Rock    1 Reviews

Over 14 years ago

As a whole I rate the education system as a negative. Alot of the teachers do not notify you of your childs progress especiallt if they are behind. We found out how  More

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