2025 Compare Cities Climate:
Petaluma, CA vs Discovery Bay, CA

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Highlights
- Discovery Bay has 51.3% less rainy days than Petaluma.
- Discovery Bay has 0.4% less Sunny Days than Petaluma.
- On the BestPlaces comfort index, Discovery Bay scores 0.0% worse than Petaluma
 Petaluma, CADiscovery Bay, CAUnited States
 Rainfall  Unlock1538
 Snowfall0  Unlock28
 Precipitation  Unlock56106
 Sunny260  Unlock205
 Avg. July High  Unlock9386
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index4.9  Unlock4.3
 Elevation  Unlock72443
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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Reviews for Discovery Bay    4 Reviews

Discovery Bay is a hidden gem on the Sacramento/San Joaquin Delta, which combines the best of suburban and rural living. It is 10 minutes from Brentwood, 25 minutes from  More

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Over 13 years ago

Discovery Bay is a small surburb between Antioch, Ca. and Tracy, Ca. right next to Brentwood, Ca. It's perfectly located for easy traveling to bigger cities. Perfect for  More

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Discovery Bay has access to boating and fishing. A majority of the houses have back yards on the water. There is nothing better than a relaxing day on the water when  More

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