2025 Compare Cities Climate:
Campbell, CA vs Mill Valley, CA

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Highlights
- Mill Valley has 120.7% more rainy days than Campbell.
- Mill Valley has 0.0% more Sunny Days than Campbell.
- On the BestPlaces comfort index, Mill Valley scores 3.4% worse than Campbell
 Campbell, CAMill Valley, CAUnited States
 Rainfall  Unlock4138
 Snowfall0  Unlock28
 Precipitation  Unlock78106
 Sunny255  Unlock205
 Avg. July High  Unlock7786
 Avg. Jan. Low41  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index5.1  Unlock4.3
 Elevation  Unlock822443
Reviews for Campbell    3 Reviews

Great weather....lots of places to eat and things to see and do...a bedroom community next to San Jose, CA. Wonderful community involvement!!! Great place to raise  More

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Over 19 years ago

The marine air comes over the hills to cool this area even on the hottest  More

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There are some very nice neighborhoods in Campbell. ...although it is becoming a city. Housing prices are absurd. Crime is increasing, and the schools aren't great.   More

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Reviews for Mill Valley    7 Reviews

I lived in southern Marin County for 20 years and lived it. Just moved  More

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Over 15 years ago

Mill Valley is a perfect place to live and raise a family, if you don't mind a cost of living index of 233. Don't distress - go mountain biking or hiking with  More

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Over 16 years ago

Good weather all year around. Great public schools. Cost of living very high. Crime low wonderful outdoor activities nearby like hiking, beaches,  More

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