2025 Compare Cities Climate:
Portsmouth, NH vs Walnut Creek, CA

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Highlights
- Walnut Creek has 60.9% less rainy days than Portsmouth.
- Walnut Creek has 32.3% more Sunny Days than Portsmouth.
- On the BestPlaces comfort index, Walnut Creek scores 25.0% better than Portsmouth
 Portsmouth, NHWalnut Creek, CAUnited States
 Rainfall  Unlock2038
 Snowfall53  Unlock28
 Precipitation  Unlock62106
 Sunny198  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low14  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index3.4  Unlock4.3
 Elevation  Unlock1712443
Reviews for Portsmouth    7 Reviews

Over 15 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 16 years ago

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

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Over 18 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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Reviews for Walnut Creek    16 Reviews

Apart from the congestion, Walnut Creek is one of the best places in the San Francisco Bay Area to live. It is one of the most compact/walkable cities in the entire area  More

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Over 7 years ago

Almost all of Walnut Creek water comes from Pardee dam through an enclosed pipeline. That water is direct from the high Sierras. Among the best water quality in the  More

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Over 7 years ago

I grew up in Southern California and am no stranger to a more inland California climate. Before moving to WC I lived in San Francisco for 15 years where it is obviously  More

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