2025 Compare Cities Climate:
Potomac, MD vs San Diego, CA

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Highlights
- San Diego has 72.1% less rainy days than Potomac.
- San Diego has 32.3% more Sunny Days than Potomac.
- On the BestPlaces comfort index, San Diego scores 26.0% better than Potomac
 Potomac, MDSan Diego, CAUnited States
 Rainfall  Unlock1238
 Snowfall17  Unlock28
 Precipitation  Unlock38106
 Sunny201  Unlock205
 Avg. July High  Unlock7986
 Avg. Jan. Low25  Unlock22
 Comfort Index (higher=better)  Unlock9.27
 UV Index4.1  Unlock4.3
 Elevation  Unlock622443
Reviews for Potomac    2 Reviews

Over 17 years ago

Spring and Fall can be quite glorious when the leaves turn or the tulips pop out and the humidity is lower. Winter, while it has some splendid "snow days," goes on much  More

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Over 17 years ago

The Potomac area in Montgomery County, Maryland, has the best of everything. High schools rated in the top 5 in the State, easy access to the Nation's Capitol,  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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