2025 Compare Cities Climate:
La Mesa, CA vs Castro Valley, CA

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Highlights
- Castro Valley has 76.0% more rainy days than La Mesa.
- Castro Valley has 0.0% more Sunny Days than La Mesa.
- On the BestPlaces comfort index, Castro Valley scores 6.5% worse than La Mesa
 La Mesa, CACastro Valley, CAUnited States
 Rainfall  Unlock2138
 Snowfall0  Unlock28
 Precipitation  Unlock66106
 Sunny261  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low45  Unlock22
 Comfort Index (higher=better)  Unlock8.67
 UV Index5.9  Unlock4.3
 Elevation  Unlock1612443
Reviews for La Mesa    9 Reviews

The same San Diego prices and high taxes, but not the nice weather. 15 degrees hotter than the coast. Save the money and move to AZ if you like the climate in La Mesa.  More

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I now live in Wyoming but I was a third generation San Diegan, my maternal grandmother having been born on Coronado Island in 1894. If you are a new arrival to the  More

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I Need Correct Information I lived there Over 20 Years  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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