2025 Compare Cities Climate:
Sumner, WA vs Napa, CA

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Highlights
- Napa has 44.2% less rainy days than Sumner.
- Napa has 84.4% more Sunny Days than Sumner.
- On the BestPlaces comfort index, Napa scores 18.3% better than Sumner
 Sumner, WANapa, CAUnited States
 Rainfall  Unlock2738
 Snowfall5  Unlock28
 Precipitation  Unlock69106
 Sunny141  Unlock205
 Avg. July High  Unlock8286
 Avg. Jan. Low35  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index2.6  Unlock4.3
 Elevation  Unlock202443
Reviews for Sumner    2 Reviews

Sumner is a wonderfully small but growing community nestled in the a beautiful and fertile valley of Western Washington. Only minutes from the major cities, the small  More

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Over 19 years ago

Sumner Washington is located in the Puyallup valley which by definition is flat and walkable. The city adminstration and council are very focused on maintaining a small  More

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Reviews for Napa    19 Reviews

I have lived in Napa for 20 years. In that time, Napa has changed dramatically. Today, Napa is very much a Hispanic community. Many Latinos don't or won't speak English  More

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My longtime Napa home burned to smithereens in 2017. That same night, a crazy stalker set her sights on me. Two nights after the fire, she showed up at my rescue house  More

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Napa is a very easy place to live, especially for those contemplating retirement. The pace of life is peaceful. The weather is superb -- never miserably cold or hot but  More

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