2025 Compare Cities Climate:
Castro Valley, CA vs Half Moon Bay, CA

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Highlights
- Half Moon Bay has 11.3% more rainy days than Castro Valley.
- Half Moon Bay has 0.8% less Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Half Moon Bay scores 3.5% worse than Castro Valley
 Castro Valley, CAHalf Moon Bay, CAUnited States
 Rainfall  Unlock2438
 Snowfall0  Unlock28
 Precipitation  Unlock84106
 Sunny261  Unlock205
 Avg. July High  Unlock7386
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.37
 UV Index5.4  Unlock4.3
 Elevation  Unlock752443
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 Half Moon Bay    3 Reviews

HMB has one of the best climates in the world. It also has some very good restaurants. You have the ocean on one side and scenic foothills to the east.It would be heaven  More

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Over 19 years ago

Rural coastal living in a great community close to San Francisco and Silicon  More

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Over 20 years ago

I lived in HMB for 17 years and loved (almost) every minute there. Beautiful hills to the east of the town and the Pacific ocean to the west. Close to San Francisco,  More

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