2026 Compare Cities Climate:
Portsmouth, RI vs New Castle, DE

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Highlights
- New Castle has 6.1% less rainy days than Portsmouth.
- New Castle has 0.5% more Sunny Days than Portsmouth.
- On the BestPlaces comfort index, New Castle scores 2.8% better than Portsmouth
 Portsmouth, RINew Castle, DEUnited States
 Rainfall  Unlock4538
 Snowfall32  Unlock28
 Precipitation  Unlock108106
 Sunny201  Unlock205
 Avg. July High  Unlock8786
 Avg. Jan. Low23  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index3.6  Unlock4.3
 Elevation  Unlock102443
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