2025 Compare Cities Climate:
Mill Valley, CA vs Portland, ME

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Highlights
- Portland has 20.4% more rainy days than Mill Valley.
- Portland has 20.4% less Sunny Days than Mill Valley.
- On the BestPlaces comfort index, Portland scores 22.6% worse than Mill Valley
 Mill Valley, CAPortland, MEUnited States
 Rainfall  Unlock4938
 Snowfall0  Unlock28
 Precipitation  Unlock128106
 Sunny255  Unlock205
 Avg. July High  Unlock7986
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock6.57
 UV Index5.2  Unlock4.3
 Elevation  Unlock622443
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 Portland    35 Reviews

Used to be great before the pandemic. Now people from out of state have ruined it by paying New York prices for real estate site unseen. Why would you live in Maine when  More

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Over 4 years ago

I have never lived here but the lack of Jimmy John’s is depressing and makes me wish I was deceased.  More

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Reggie · 
Over 7 years ago

I found out I was allergic to corn on the cob here. I would give Portland twelve thumbs downs if I could. My friend told me there was a subway here and I thought he  More

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