2025 Compare Cities Climate:
Chatham, MA vs Wonder Lake, IL

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Highlights
- Wonder Lake has 24.8% less rainy days than Chatham.
- Wonder Lake has 4.0% less Sunny Days than Chatham.
- On the BestPlaces comfort index, Wonder Lake scores 4.2% worse than Chatham
 Chatham, MAWonder Lake, ILUnited States
 Rainfall  Unlock3638
 Snowfall23  Unlock28
 Precipitation  Unlock111106
 Sunny201  Unlock205
 Avg. July High  Unlock8386
 Avg. Jan. Low23  Unlock22
 Comfort Index (higher=better)  Unlock6.87
 UV Index3.4  Unlock4.3
 Elevation  Unlock8372443
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