2026 Compare Cities Climate:
Lake St. Louis, MO vs Salem, IL

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Highlights
- Salem has 2.6% more rainy days than Lake St. Louis.
- Salem has 2.5% more Sunny Days than Lake St. Louis.
- On the BestPlaces comfort index, Salem scores 0.0% worse than Lake St. Louis
 Lake St. Louis, MOSalem, ILUnited States
 Rainfall  Unlock4438
 Snowfall13  Unlock28
 Precipitation  Unlock102106
 Sunny199  Unlock205
 Avg. July High  Unlock8886
 Avg. Jan. Low21  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index4.4  Unlock4.3
 Elevation  Unlock5412443
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