2026 Compare Cities Climate:
Dewey Beach, DE vs Portsmouth, NH

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Highlights
- Portsmouth has 12.8% more rainy days than Dewey Beach.
- Portsmouth has 2.5% less Sunny Days than Dewey Beach.
- On the BestPlaces comfort index, Portsmouth scores 8.1% worse than Dewey Beach
 Dewey Beach, DEPortsmouth, NHUnited States
 Rainfall  Unlock5038
 Snowfall12  Unlock28
 Precipitation  Unlock118106
 Sunny203  Unlock205
 Avg. July High  Unlock8286
 Avg. Jan. Low28  Unlock22
 Comfort Index (higher=better)  Unlock6.87
 UV Index3.9  Unlock4.3
 Elevation  Unlock202443
Reviews for Dewey Beach    1 Reviews

Over 16 years ago

This place is great in the summer - tons of bars, the beach in never further than 1/4 mile away, and the weather is mostly sunny throughout the season. The winter  More

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Reviews for Portsmouth    7 Reviews

Over 16 years ago

I was up in Portsmouth a couple years ago visiting from Florida. I loved how I was able to prk the car, get out and have numerous bars/restaurants, clothing stores, etc  More

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Over 17 years ago

Portsmouth is full of history, art, interesting shops, restaurants and the best  More

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Over 19 years ago

Portsmouth is a beautiful historic town settled right on the seacoast. Excellent restaurants, great cafes and shops, and picturesque streets make this a wonderful city  More

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