2025 Compare Cities Climate:
Petaluma, CA vs Walnut Creek, CA

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Highlights
- Walnut Creek has 34.2% less rainy days than Petaluma.
- Walnut Creek has 0.8% more Sunny Days than Petaluma.
- On the BestPlaces comfort index, Walnut Creek scores 1.2% better than Petaluma
 Petaluma, CAWalnut Creek, CAUnited States
 Rainfall  Unlock2038
 Snowfall0  Unlock28
 Precipitation  Unlock62106
 Sunny260  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index4.9  Unlock4.3
 Elevation  Unlock1712443
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 Walnut Creek    16 Reviews

Apart from the congestion, Walnut Creek is one of the best places in the San Francisco Bay Area to live. It is one of the most compact/walkable cities in the entire area  More

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Over 7 years ago

Almost all of Walnut Creek water comes from Pardee dam through an enclosed pipeline. That water is direct from the high Sierras. Among the best water quality in the  More

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Over 7 years ago

I grew up in Southern California and am no stranger to a more inland California climate. Before moving to WC I lived in San Francisco for 15 years where it is obviously  More

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