2025 Compare Cities Climate:
Boulder, CO vs Newcastle, WY

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Highlights
- Newcastle has 2.2% less rainy days than Boulder.
- Newcastle has 9.0% less Sunny Days than Boulder.
- On the BestPlaces comfort index, Newcastle scores 1.4% worse than Boulder
 Boulder, CONewcastle, WYUnited States
 Rainfall  Unlock1838
 Snowfall71  Unlock28
 Precipitation  Unlock83106
 Sunny245  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock77
 UV Index5.8  Unlock4.3
 Elevation  Unlock43272443
Reviews for Boulder    55 Reviews

Outside of the university, Boulder had a very distinctive "wealthy hippy" feel. A lot of alternative medicine and a matching ethos. This is changing some among my  More

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We moved here from Texas about 4 years ago and love it here! The amazing sense of community and high regard for the environment are two of the main reasons we love  More

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Over 5 years ago

Most people do much worse than Boulder. I'm the most critical person I've ever met who is never happy or satisfied -- so that's a pretty huge compliment.   More

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Reviews for Newcastle    1 Reviews

Over 16 years ago

Newcastle is a nice small town. It is situated on the west-central foothills of the Black Hills, and is located about an hour from major Black Hills attractions  More

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