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

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Highlights
- Northbrook has 70.4% more rainy days than Castro Valley.
- Northbrook has 28.0% less Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Northbrook scores 19.8% worse than Castro Valley
 Castro Valley, CANorthbrook, ILUnited States
 Rainfall  Unlock3638
 Snowfall0  Unlock28
 Precipitation  Unlock125106
 Sunny261  Unlock205
 Avg. July High  Unlock8386
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock6.97
 UV Index5.4  Unlock4.3
 Elevation  Unlock6462443
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 Northbrook    5 Reviews

Northbrook is a great place if: 1.) You're Jewish 2.) You're Russian 3.) You're raising a family Other than that, it's a stuck-up, sleepy, basic midwest suburb.   More

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Over 15 years ago

I grew up in Northbrook and while it's a beautiful community with a nice downtown, parks, train, great quality schools, to say that it's down to earth is a bit of a  More

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Over 15 years ago

I grew up in Northbrook and while it's a beautiful community with a nice downtown, parks, train, great quality schools, to say that it's down to earth is a bit of a  More

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