2025 Compare Cities Climate:
Sumner, WA vs St. Helena, CA

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Highlights
- St. Helena has 24.1% less rainy days than Sumner.
- St. Helena has 86.5% more Sunny Days than Sumner.
- On the BestPlaces comfort index, St. Helena scores 16.9% better than Sumner
 Sumner, WASt. Helena, CAUnited States
 Rainfall  Unlock3738
 Snowfall5  Unlock28
 Precipitation  Unlock71106
 Sunny141  Unlock205
 Avg. July High  Unlock8986
 Avg. Jan. Low35  Unlock22
 Comfort Index (higher=better)  Unlock8.37
 UV Index2.6  Unlock4.3
 Elevation  Unlock2532443
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 St. Helena    2 Reviews

Over 4 years ago

There is no better place to raise a family. Great community, excellent resources, fabulous restaurants, amazing hikes and beautiful scenery.  More

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Over 19 years ago

I currently live in Sacramento, California for about 5 months and returning to batavia, New York in 5 more months. My boyfriend and I are going to get a place together  More

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