2025 Compare Cities Climate:
Boulder, CO vs Thornton, CO

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Highlights
- Thornton has 14.4% less rainy days than Boulder.
- Thornton has 0.0% more Sunny Days than Boulder.
- On the BestPlaces comfort index, Thornton scores 2.8% better than Boulder
 Boulder, COThornton, COUnited States
 Rainfall  Unlock1638
 Snowfall71  Unlock28
 Precipitation  Unlock77106
 Sunny245  Unlock205
 Avg. July High  Unlock9086
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index5.8  Unlock4.3
 Elevation  Unlock53482443
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 Thornton    5 Reviews

Good place. Very suburbany (similar to the Springs). The houses are very small and old and yet still very expensive (albeit cheaper than southern Denver). Actually lots  More

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Over 5 years ago

I like Denver metro, but some cities aren’t too great. Thornton being one of them. Moved here because of highway access, and convenience to DIA for business travel. Am  More

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Over 10 years ago

The quality of life here in not good. The traffic is bad all the time. To try to get to the mountains takes forever! Also most lakes along the front range you can't even  More

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