2025 Compare Cities Climate:
Portage, MI vs Castro Valley, CA

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Highlights
- Castro Valley has 41.2% less rainy days than Portage.
- Castro Valley has 64.2% more Sunny Days than Portage.
- On the BestPlaces comfort index, Castro Valley scores 28.4% better than Portage
 Portage, MICastro Valley, CAUnited States
 Rainfall  Unlock2138
 Snowfall47  Unlock28
 Precipitation  Unlock66106
 Sunny159  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low17  Unlock22
 Comfort Index (higher=better)  Unlock8.67
 UV Index3.4  Unlock4.3
 Elevation  Unlock1612443
Reviews for Portage    3 Reviews

I'm just writing because I think that the people who are in my opinion bashing Kalamazoo, really don't know anything about it. I have vacationed in much larger cities,  More

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Before I moved to Portage in 2007, I didn't have any real breathing problems. I had a minor case of hay fever. I moved here and I am stuck inside most of the summer  More

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Over 20 years ago

Portage is a nice palce to live and raise a family. I don't think it would be a good place for a single  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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