2026 Compare Cities Climate:
Roan Mountain, TN vs San Marcos, CA

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Highlights
- San Marcos has 73.8% less rainy days than Roan Mountain.
- San Marcos has 35.2% more Sunny Days than Roan Mountain.
- On the BestPlaces comfort index, San Marcos scores 24.7% better than Roan Mountain
 Roan Mountain, TNSan Marcos, CAUnited States
 Rainfall  Unlock1438
 Snowfall21  Unlock28
 Precipitation  Unlock41106
 Sunny196  Unlock205
 Avg. July High  Unlock8186
 Avg. Jan. Low21  Unlock22
 Comfort Index (higher=better)  Unlock9.17
 UV Index4.8  Unlock4.3
 Elevation  Unlock5812443
Reviews for Roan Mountain    1 Reviews

We really enjoyed Roan Mountain. The picnic area amongst the rhododendron gardens is a sight to behold in mid June. We also walked the bit of the Cloudland trail around  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 16 years ago

Is this area to expensive for the average income retired  More

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Over 19 years ago

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

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