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

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Highlights
- Sonoma has 69.6% more rainy days than Boulder.
- Sonoma has 6.9% more Sunny Days than Boulder.
- On the BestPlaces comfort index, Sonoma scores 18.3% better than Boulder
 Boulder, COSonoma, CAUnited States
 Rainfall  Unlock3138
 Snowfall71  Unlock28
 Precipitation  Unlock72106
 Sunny245  Unlock205
 Avg. July High  Unlock8586
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock8.47
 UV Index5.8  Unlock4.3
 Elevation  Unlock852443
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 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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