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

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Highlights
- Tustin has 38.5% less rainy days than Castro Valley.
- Tustin has 6.5% more Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Tustin scores 9.3% better than Castro Valley
 Castro Valley, CATustin, CAUnited States
 Rainfall  Unlock1338
 Snowfall0  Unlock28
 Precipitation  Unlock36106
 Sunny261  Unlock205
 Avg. July High  Unlock8286
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock9.47
 UV Index5.4  Unlock4.3
 Elevation  Unlock1382443
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 Tustin    8 Reviews

There's no excitement in Tustin. Totally sleepy hollow place. Good  More

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I grew up in Tustin. The major pro is it has a small town feel with access to many choices of shops and restaurants. Don't let these negative Nancys fool you the  More

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Over 17 years ago

This is a great area for road cycling. Many streets have bike lanes, there are off-road bike paths going down to the beach, and the weather is great most of the year.   More

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