2025 Compare Cities Climate:
Windsor, MA vs Chelmsford, MA

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Highlights
- Chelmsford has 5.8% less rainy days than Windsor.
- Chelmsford has 9.2% more Sunny Days than Windsor.
- On the BestPlaces comfort index, Chelmsford scores 9.7% better than Windsor
 Windsor, MAChelmsford, MAUnited States
 Rainfall  Unlock4738
 Snowfall79  Unlock28
 Precipitation  Unlock126106
 Sunny184  Unlock205
 Avg. July High  Unlock8386
 Avg. Jan. Low11  Unlock22
 Comfort Index (higher=better)  Unlock6.87
 UV Index3.3  Unlock4.3
 Elevation  Unlock2432443
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