2025 Compare Cities Climate:
Boulder, CO vs Deerfield, IL

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Highlights
- Deerfield has 100.6% more rainy days than Boulder.
- Deerfield has 21.6% less Sunny Days than Boulder.
- On the BestPlaces comfort index, Deerfield scores 2.8% worse than Boulder
 Boulder, CODeerfield, ILUnited States
 Rainfall  Unlock3638
 Snowfall71  Unlock28
 Precipitation  Unlock125106
 Sunny245  Unlock205
 Avg. July High  Unlock8386
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock6.97
 UV Index5.8  Unlock4.3
 Elevation  Unlock6862443
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 Deerfield    2 Reviews

We moved to Deerfield in 1994, and loved it so much we moved across town 16 years later. Top-ranked schools, excellent home values, and friendly neighbors are all big  More

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The school system is the reason we moved here 15 years ago. Great  More

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