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

Change Cities
Highlights
- Mill Valley has 95.2% more rainy days than Folsom.
- Mill Valley has 4.5% less Sunny Days than Folsom.
- On the BestPlaces comfort index, Mill Valley scores 1.2% better than Folsom
 Folsom, CAMill Valley, CAUnited States
 Rainfall  Unlock4138
 Snowfall0  Unlock28
 Precipitation  Unlock78106
 Sunny267  Unlock205
 Avg. July High  Unlock7786
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index5.2  Unlock4.3
 Elevation  Unlock822443
Reviews for Folsom    15 Reviews

Over 10 years ago

Folsom has the worst air quality of any city in the Sacramento region per Sac Metro Air Quality Management. Do not move there if u have any respiratory issues, or u like  More

   |    Reply

Over 12 years ago

Folsom is a great little town of about 70,000 people. A half hour from Sacramento, an hour and a half from Tahoe, it sits in a good location at about 320 feet altitude.  More

   |    Reply

I think Folsom is ideal in many ways but it shares Sacramento's lousy air quality (1.5 out of 100 per this site). Sometimes it's worse than Sacramento when a smog  More

   |    Reply

Start Your Review of Folsom

Reviews for Mill Valley    7 Reviews

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

   |    Reply

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

   |    Reply

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

   |    Reply

Start Your Review of Mill Valley


Premium Subscription
Includes Cost of Living compares for child care, utilities, transportation, health, taxes, housing for home owners vs renters, weather, insurance premiums and so much more.


The premier source for comprehensive city data for over 30 years.

© Best Places. All rights reserved.