2025 Compare Cities Climate:
Lake Forest, CA vs Castro Valley, CA

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Highlights
- Castro Valley has 50.0% more rainy days than Lake Forest.
- Castro Valley has 6.5% less Sunny Days than Lake Forest.
- On the BestPlaces comfort index, Castro Valley scores 5.5% worse than Lake Forest
 Lake Forest, CACastro Valley, CAUnited States
 Rainfall  Unlock2138
 Snowfall0  Unlock28
 Precipitation  Unlock66106
 Sunny279  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low45  Unlock22
 Comfort Index (higher=better)  Unlock8.67
 UV Index5.9  Unlock4.3
 Elevation  Unlock1612443
Reviews for Lake Forest    16 Reviews

I've lived in Lake Forest for over a decade, before that elsewhere in OC and also up in LA. Lake Forest isn't perfect but it's really improved over the past decade,  More

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As a retired senior who has lived in Lake Forest (formerly El Toro) since 1977 I think LF is a great place if you can afford it. When we moved here in June '77 homes  More

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I’ve lived here for 2 years. Ok, it’s more like a 4 but there are so many idiots downplaying what it’s like here and giving Lake Forest ones and twos. There are a lot of  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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