2025 Compare Cities Climate:
Castro Valley, CA vs Grand Junction, CO

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Highlights
- Grand Junction has 53.5% less rainy days than Castro Valley.
- Grand Junction has 6.1% less Sunny Days than Castro Valley.
- On the BestPlaces comfort index, Grand Junction scores 14.0% worse than Castro Valley
 Castro Valley, CAGrand Junction, COUnited States
 Rainfall  Unlock1038
 Snowfall0  Unlock28
 Precipitation  Unlock69106
 Sunny261  Unlock205
 Avg. July High  Unlock9386
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock7.47
 UV Index5.4  Unlock4.3
 Elevation  Unlock45932443
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 Grand Junction    54 Reviews

Grand Junction is another one of those fast growing places due to its cheaper than average cost of living. However with each passing year, that once $600 a month one  More

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I’ve lived in Grand Junction for 18 years, but have been coming here (girlfriend, wife, family) since 1992. I think the biggest change or challenge for long time locals,  More

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Over 4 years ago

I've lived in Grand Junction for 14 months and it is a nice area, but very expensive to live. There is an ongoing housing crisis due to poor city planning and it has  More

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