2026 Compare Cities Climate:
Petaluma, CA vs Katy, TX

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Highlights
- Katy has 61.1% more rainy days than Petaluma.
- Katy has 20.0% less Sunny Days than Petaluma.
- On the BestPlaces comfort index, Katy scores 20.2% worse than Petaluma
 Petaluma, CAKaty, TXUnited States
 Rainfall  Unlock4838
 Snowfall0  Unlock28
 Precipitation  Unlock87106
 Sunny260  Unlock205
 Avg. July High  Unlock9486
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock6.77
 UV Index4.9  Unlock4.3
 Elevation  Unlock1382443
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 Katy    24 Reviews

Over 2 years ago

Katy is so nice. It is spread out in the typical Houston way, but I really enjoyed all of the Asian restaurants, shopping, and churches. Great place to raise a family.  More

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Over 5 years ago

Lived here my entire life, Great  More

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My kids has been it this school since it opened. It was great at first until they kept changing hands in principle. They had great plans but never get carried out. The  More

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