2025 Compare Cities Climate:
Castle Rock, CO vs Potomac, MD

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Highlights
- Potomac has 125.8% more rainy days than Castle Rock.
- Potomac has 17.3% less Sunny Days than Castle Rock.
- On the BestPlaces comfort index, Potomac scores 1.4% better than Castle Rock
 Castle Rock, COPotomac, MDUnited States
 Rainfall  Unlock4238
 Snowfall78  Unlock28
 Precipitation  Unlock114106
 Sunny243  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low19  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index4.8  Unlock4.3
 Elevation  Unlock3612443
Reviews for Castle Rock    12 Reviews

My fiance and I moved here in 2018 shortly after finishing college. I work in Colorado Springs and she works in the Denver area, so Castle Rock was practically our only  More

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Over 7 years ago

I have always been mobile for my career, until I moved to Castle Rock. I've lived in in multiple cities in the Midwest including Chicago and have visited nearly every  More

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Over 11 years ago

we have four seasons, and the rockies are only two hrs.away. so for the outdoors enthusist sking or hiking is like no other place you have been or seen it is hard to  More

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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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