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

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Highlights
- San Marcos has 24.3% less rainy days than Boulder.
- San Marcos has 8.2% more Sunny Days than Boulder.
- On the BestPlaces comfort index, San Marcos scores 28.2% better than Boulder
 Boulder, COSan Marcos, CAUnited States
 Rainfall  Unlock1438
 Snowfall71  Unlock28
 Precipitation  Unlock41106
 Sunny245  Unlock205
 Avg. July High  Unlock8186
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock9.17
 UV Index5.8  Unlock4.3
 Elevation  Unlock5812443
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 Marcos    5 Reviews

Just an amazing place to live. I have lived in 7 states and almost countless cities. Sam Marcos is one of the best. This is literally the longest place I have lived  More

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Over 15 years ago

Is this area to expensive for the average income retired  More

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Over 18 years ago

Beautiful Mediterranean climate with bright sunshine and ocean breazes. City is just 15 minutes away from the  More

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