2025 Compare Cities Climate:
Clayton, MO vs Swansea, IL

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Highlights
- Swansea has 2.1% less rainy days than Clayton.
- Swansea has 1.5% less Sunny Days than Clayton.
- On the BestPlaces comfort index, Swansea scores 0.0% worse than Clayton
 Clayton, MOSwansea, ILUnited States
 Rainfall  Unlock4238
 Snowfall16  Unlock28
 Precipitation  Unlock100106
 Sunny204  Unlock205
 Avg. July High  Unlock8986
 Avg. Jan. Low23  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index4.3  Unlock4.3
 Elevation  Unlock5452443
Reviews for Clayton    3 Reviews

St Louis summers are hot and humid...Fall and spring are not very friendly to people with allergies.. Winter is  More

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The weather in St Louis can be hot and humid in the summer. Cold in the  More

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St. Louis in general has an extremely affordable cost of living. Housing is under the nat'l average, as is gasoline. Food, restaurants and entertainment is all  More

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Reviews for Swansea    2 Reviews

Over 15 years ago

Since moving here in 2007, we have been very impressed with the Wolf Branch School  More

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Over 16 years ago

Quite calm city with lots of amenities within short or walking  More

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