2025 Compare Cities Climate:
Keystone, CO vs Big Sky, MT

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Highlights
- Big Sky has 2.0% more rainy days than Keystone.
- Big Sky has 23.7% less Sunny Days than Keystone.
- On the BestPlaces comfort index, Big Sky scores 9.1% better than Keystone
 Keystone, COBig Sky, MTUnited States
 Rainfall  Unlock2038
 Snowfall160  Unlock28
 Precipitation  Unlock124106
 Sunny245  Unlock205
 Avg. July High  Unlock7886
 Avg. Jan. Low6  Unlock22
 Comfort Index (higher=better)  Unlock67
 UV Index5.8  Unlock4.3
 Elevation  Unlock72182443
Reviews for Keystone    1 Reviews

Overall, decent place to live, but be prepared to live side-by-side with "tourists" from around the U.S.--often from Texas and California. This means, except for a  More

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Reviews for Big Sky    0 Reviews

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