2026 Compare Cities Climate:
St. Charles, MO vs Katy, TX

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Highlights
- Katy has 13.7% more rainy days than St. Charles.
- Katy has 3.0% more Sunny Days than St. Charles.
- On the BestPlaces comfort index, Katy scores 6.9% worse than St. Charles
 St. Charles, MOKaty, TXUnited States
 Rainfall  Unlock4838
 Snowfall14  Unlock28
 Precipitation  Unlock87106
 Sunny202  Unlock205
 Avg. July High  Unlock9486
 Avg. Jan. Low21  Unlock22
 Comfort Index (higher=better)  Unlock6.77
 UV Index4.4  Unlock4.3
 Elevation  Unlock1382443
Reviews for St. Charles    10 Reviews

Over 8 years ago

I grew up here and I loved everything about the county. There are thousands of little trails all over the place, so when I was a child we would always go running around  More

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Over 11 years ago

It is way too hot & humid here in the summer. Winters are great, except for a lack of  More

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Good growth, decent economics, below average politics. School system above  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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