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

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Highlights
- San Diego has 35.4% less rainy days than Boulder.
- San Diego has 8.6% more Sunny Days than Boulder.
- On the BestPlaces comfort index, San Diego scores 29.6% better than Boulder
 Boulder, COSan Diego, CAUnited States
 Rainfall  Unlock1238
 Snowfall71  Unlock28
 Precipitation  Unlock38106
 Sunny245  Unlock205
 Avg. July High  Unlock7986
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock9.27
 UV Index5.8  Unlock4.3
 Elevation  Unlock622443
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 Diego    319 Reviews

I have lived in San Diego for more than half my life (I am 30) and love it. It has something for everyone and more from arts, to sporting events, and all cuisine is  More

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The only real knock again San Diego is the cost of living, but it is paradise compared to most cities of similar size. Those who complain about the traffic here or say  More

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I have lived in San Diego since 1968 and I am now almost 62 years old. I love San Diego, I really do. But it has become so crowded and so expensive over the years. It  More

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