2025 Compare Cities Climate:
Santa Clara, CA vs Castro Valley, CA

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Highlights
- Castro Valley has 38.3% more rainy days than Santa Clara.
- Castro Valley has 0.0% more Sunny Days than Santa Clara.
- On the BestPlaces comfort index, Castro Valley scores 2.3% worse than Santa Clara
 Santa Clara, CACastro Valley, CAUnited States
 Rainfall  Unlock2138
 Snowfall0  Unlock28
 Precipitation  Unlock66106
 Sunny261  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.67
 UV Index5.1  Unlock4.3
 Elevation  Unlock1612443
Reviews for Santa Clara    14 Reviews

Larry · 

Santa Clara, CA and the city government are great. The city has been for the most part very good to me. I grew up in Santa Clara and now that I have been away for two  More

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I have lived in Santa Clara California most of my life so I consider myself to be an expert. The climate is wonderful. The price of housing is way above the national  More

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Over 10 years ago

Good Central Park and activities; City-owned power company provides lower cost power; home to many high-tech companies; city is  More

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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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