2025 Compare Cities Climate:
Challis, ID vs Grand Coulee, WA

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Highlights
- Grand Coulee has 24.2% more rainy days than Challis.
- Grand Coulee has 3.5% less Sunny Days than Challis.
- On the BestPlaces comfort index, Grand Coulee scores 4.5% better than Challis
 Challis, IDGrand Coulee, WAUnited States
 Rainfall  Unlock1138
 Snowfall22  Unlock28
 Precipitation  Unlock92106
 Sunny201  Unlock205
 Avg. July High  Unlock8786
 Avg. Jan. Low9  Unlock22
 Comfort Index (higher=better)  Unlock77
 UV Index4  Unlock4.3
 Elevation  Unlock14702443
Reviews for Challis    1 Reviews

I lived in Challis from 1988 to 1992. At that time there was no bookstore in town. One employer, a molybdenum mine. Population consists of two groups, the mine  More

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