2025 Compare Cities Climate:
Sumner, WA vs Helena, MT

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Highlights
- Helena has 74.2% less rainy days than Sumner.
- Helena has 34.0% more Sunny Days than Sumner.
- On the BestPlaces comfort index, Helena scores 7.0% worse than Sumner
 Sumner, WAHelena, MTUnited States
 Rainfall  Unlock1338
 Snowfall5  Unlock28
 Precipitation  Unlock90106
 Sunny141  Unlock205
 Avg. July High  Unlock8386
 Avg. Jan. Low35  Unlock22
 Comfort Index (higher=better)  Unlock6.67
 UV Index2.6  Unlock4.3
 Elevation  Unlock40452443
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 Helena    17 Reviews

I spent 6 months living on a ranch in the Helena valley. This was during the population boom Montana experienced after covid. Helena has some great mountain biking  More

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Over 3 years ago

We transplanted from Southern California 3 years ago and have never looked back! Living in the small unincorporated town of York Montana located in the Helena nation  More

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Over 5 years ago

I lived here for 16 years. It is a great place to grow  More

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