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

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Highlights
- Clayton has 52.7% less rainy days than Mill Valley.
- Clayton has 0.8% more Sunny Days than Mill Valley.
- On the BestPlaces comfort index, Clayton scores 1.2% better than Mill Valley
 Mill Valley, CAClayton, CAUnited States
 Rainfall  Unlock1938
 Snowfall0  Unlock28
 Precipitation  Unlock64106
 Sunny255  Unlock205
 Avg. July High  Unlock8886
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index5.2  Unlock4.3
 Elevation  Unlock3942443
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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Reviews for Clayton    1 Reviews

Over 18 years ago

But has become increasingly expensive over the years....Great 4th of July Parade  More

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