2025 Compare Cities Climate:
Irmo, SC vs Castle Rock, CO

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Highlights
- Castle Rock has 58.5% less rainy days than Irmo.
- Castle Rock has 9.5% more Sunny Days than Irmo.
- On the BestPlaces comfort index, Castle Rock scores 0.0% worse than Irmo
 Irmo, SCCastle Rock, COUnited States
 Rainfall  Unlock1938
 Snowfall1  Unlock28
 Precipitation  Unlock70106
 Sunny222  Unlock205
 Avg. July High  Unlock8686
 Avg. Jan. Low30  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index4.9  Unlock4.3
 Elevation  Unlock62242443
Reviews for Irmo    9 Reviews

I grew up in near Annapolis MD but lived in both Savannah and Atlanta GA for twenty years. Moved to Columbia in 2009 working in IT for SC Dept of Education. Had an  More

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...there's something for  More

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Over 15 years ago

Any thing I should know about  More

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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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