2025 Compare Cities Climate:
Boulder, CO vs San Mateo, CA

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Highlights
- San Mateo has 34.8% more rainy days than Boulder.
- San Mateo has 8.2% more Sunny Days than Boulder.
- On the BestPlaces comfort index, San Mateo scores 19.7% better than Boulder
 Boulder, COSan Mateo, CAUnited States
 Rainfall  Unlock2438
 Snowfall71  Unlock28
 Precipitation  Unlock77106
 Sunny245  Unlock205
 Avg. July High  Unlock7486
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock8.57
 UV Index5.8  Unlock4.3
 Elevation  Unlock462443
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 San Mateo    12 Reviews

I have lived in San Mateo since 2013. It has seen tremendous growth, lots of new restaurants which have become progressively more high-end though there is ample  More

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I'm a native of California. I have lived in the southern part of the state and the northern part of the state for most of my life. I have spent the last 29 years in  More

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Over 15 years ago

San Mateo has a diverse mix of people, a pleasant climate, a very pleasant downtown park with lots going on, and pretty much whatever you need handy. It's not far to  More

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