2025 Compare Cities Climate:
Sonoma, CA vs Boulder, CO

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Highlights
- Boulder has 41.0% less rainy days than Sonoma.
- Boulder has 6.5% less Sunny Days than Sonoma.
- On the BestPlaces comfort index, Boulder scores 15.5% worse than Sonoma
 Sonoma, CABoulder, COUnited States
 Rainfall  Unlock1838
 Snowfall0  Unlock28
 Precipitation  Unlock88106
 Sunny262  Unlock205
 Avg. July High  Unlock8886
 Avg. Jan. Low38  Unlock22
 Comfort Index (higher=better)  Unlock7.17
 UV Index4.9  Unlock4.3
 Elevation  Unlock53282443
Reviews for Sonoma    12 Reviews

Over 12 years ago

I love Sonoma. Moved here from Texas and I can't wait to live in this small town with country living all around. I hate all the drama and crime in Vallejo. I live in  More

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I have lived in Sonoma for 3 years now. I relocated after a brief stint in Salt Lake City but lived in San Francisco for 30 years before that. If you like small town  More

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The best aspects of living in Sonoma County,CA: Air quality is best that one can ask for and there is no severe weather. No hazardous weather driving or walking  More

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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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