2025 Compare Cities Climate:
Castro Valley, CA vs Fairfield, CA

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Highlights
- Fairfield has 16.4% more rainy days than Castro Valley.
- Fairfield has 1.1% less Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Fairfield scores 3.5% worse than Castro Valley
 Castro Valley, CAFairfield, CAUnited States
 Rainfall  Unlock2538
 Snowfall0  Unlock28
 Precipitation  Unlock65106
 Sunny261  Unlock205
 Avg. July High  Unlock9086
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock8.37
 UV Index5.4  Unlock4.3
 Elevation  Unlock132443
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 Fairfield    10 Reviews

Over 5 years ago

I've lived here for 4 years. On the up side, housing is affordable. The downside, there is nothing to do here. The city lacks community events and an a nice downtown. We  More

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Over 10 years ago

I am finding out the cost of living here in Fairfield is way too high for my retirement. I am looking for a place where the cost of living is in line with my retirement  More

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Over 14 years ago

good  More

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