2025 Compare Cities Climate:
Merrimac, MA vs Groton, MA

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Highlights
- Groton has 5.2% less rainy days than Merrimac.
- Groton has 0.5% less Sunny Days than Merrimac.
- On the BestPlaces comfort index, Groton scores 1.5% worse than Merrimac
 Merrimac, MAGroton, MAUnited States
 Rainfall  Unlock4738
 Snowfall57  Unlock28
 Precipitation  Unlock126106
 Sunny201  Unlock205
 Avg. July High  Unlock8386
 Avg. Jan. Low15  Unlock22
 Comfort Index (higher=better)  Unlock6.77
 UV Index3.2  Unlock4.3
 Elevation  Unlock3312443
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