2025 Compare Cities Climate:
Sunol, CA vs Petaluma, CA

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Highlights
- Petaluma has 61.1% more rainy days than Sunol.
- Petaluma has 0.0% more Sunny Days than Sunol.
- On the BestPlaces comfort index, Petaluma scores 2.3% worse than Sunol
 Sunol, CAPetaluma, CAUnited States
 Rainfall  Unlock3038
 Snowfall0  Unlock28
 Precipitation  Unlock75106
 Sunny260  Unlock205
 Avg. July High  Unlock8486
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index5.4  Unlock4.3
 Elevation  Unlock302443
Reviews for Sunol    1 Reviews

Over 16 years ago

We've lived in Sunol for over a decade and it's a rather nice place to live. Very picturesque and, unlike other nearby places in the area, it has managed to keep a lid  More

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Reviews for Petaluma    16 Reviews

I agree with the low star reviews. Been here for 25 years, raised a family and seen everything turn to the left and worse. Weather is glorious, love the old Victorians  More

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We’ve lived here for 3 years and we love it. It has taken some time to grow on us. We moved from SF where we had lived over 15 years, we were not used to one year leases  More

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I’ve lived here a couple of years (after living in others parts of the Bay Area for 15+ years) and I love it! Great neighborhoods, friendly folks, good schools with  More

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