2025 Compare Cities Climate:
Chicago, IL vs Castro Valley, CA

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Highlights
- Castro Valley has 44.2% less rainy days than Chicago.
- Castro Valley has 38.1% more Sunny Days than Chicago.
- On the BestPlaces comfort index, Castro Valley scores 22.9% better than Chicago
 Chicago, ILCastro Valley, CAUnited States
 Rainfall  Unlock2138
 Snowfall35  Unlock28
 Precipitation  Unlock66106
 Sunny189  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock8.67
 UV Index3.6  Unlock4.3
 Elevation  Unlock1612443
Reviews for Chicago    270 Reviews

I've lived in Chicago city and later moved to suburbs when family size increased. Absolutely love this city. This is the cleanest and most beautiful among the major  More

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Chicago is probably the best value in a major city that you can find and my personal favorite city. It will become increasingly important as climate change makes the  More

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I've live on north side and south side, UIC medical center. Don't move here go to the north side. No good amenities, if you get bored with one there is no other choices.  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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