2026 Compare Cities Climate:
Norristown, PA vs Potomac, MD

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Highlights
- Potomac has 10.4% less rainy days than Norristown.
- Potomac has 3.8% less Sunny Days than Norristown.
- On the BestPlaces comfort index, Potomac scores 1.4% better than Norristown
 Norristown, PAPotomac, MDUnited States
 Rainfall  Unlock4238
 Snowfall17  Unlock28
 Precipitation  Unlock114106
 Sunny209  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low21  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index4.1  Unlock4.3
 Elevation  Unlock3612443
Reviews for Norristown    2 Reviews

Over 17 years ago

No review yet, rather a preview: We are looking to relocate from Hong Kong to Philadelphia or its environs and, via Internet sources, we get the impression that  More

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Keep an eye out here for news of the(10 sound stage) Movie Studio coming to Norristown. Norristown Real Estate values are on the rise(Zillow.com)and may go even higher,  More

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Reviews for Potomac    2 Reviews

Over 18 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 18 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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