2025 Compare Cities Climate:
Sumas, WA vs Vashon, WA

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Highlights
- Vashon has 0.7% less rainy days than Sumas.
- Vashon has 9.7% less Sunny Days than Sumas.
- On the BestPlaces comfort index, Vashon scores 2.8% better than Sumas
 Sumas, WAVashon, WAUnited States
 Rainfall  Unlock4038
 Snowfall7  Unlock28
 Precipitation  Unlock156106
 Sunny155  Unlock205
 Avg. July High  Unlock7686
 Avg. Jan. Low34  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index2.5  Unlock4.3
 Elevation  Unlock3812443
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Reviews for Vashon    1 Reviews

Over 17 years ago

The perfect place to live....in the  More

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