2026 Compare Cities Climate:
Castro Valley, CA vs Menlo Park, CA

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Highlights
- Menlo Park has 19.7% less rainy days than Castro Valley.
- Menlo Park has 2.3% less Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Menlo Park scores 2.3% better than Castro Valley
 Castro Valley, CAMenlo Park, CAUnited States
 Rainfall  Unlock1738
 Snowfall0  Unlock28
 Precipitation  Unlock61106
 Sunny261  Unlock205
 Avg. July High  Unlock8086
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index5.4  Unlock4.3
 Elevation  Unlock722443
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 12 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 Menlo Park    5 Reviews

Over 11 years ago

Cost of living is beyond absurdly  More

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Very nice. Good connection to San Francisco or San Jose or any city in between via Caltrain or bus. Weather can't be  More

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My 14mo daughter, wife and I live in Menlo Park, CA which is approximately half way between San Francisco and San Jose. To afford an upper middle class quality of life  More

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