2025 Compare Cities Climate:
Potomac, MD vs Reston, VA

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Highlights
- Reston has 1.7% more rainy days than Potomac.
- Reston has 2.0% less Sunny Days than Potomac.
- On the BestPlaces comfort index, Reston scores 0.0% worse than Potomac
 Potomac, MDReston, VAUnited States
 Rainfall  Unlock4338
 Snowfall17  Unlock28
 Precipitation  Unlock118106
 Sunny201  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low25  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index4.1  Unlock4.3
 Elevation  Unlock3312443
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 Reston    21 Reviews

Over 3 years ago

I have lived in Reston for three years and it is absolute paradise. The fact that it was a planned city from decades ago is still apparent to this day. With plenty of  More

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Over 10 years ago

Summers are hot and  More

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There is a vast network of bike and walking trails thoughout the city and neighborhoods. 40% of the city is slated to remain green so there are many trees, parks and  More

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