2025 Compare Cities Climate:
Zion, IL vs Collinsville, IL

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Highlights
- Collinsville has 20.5% more rainy days than Zion.
- Collinsville has 3.6% more Sunny Days than Zion.
- On the BestPlaces comfort index, Collinsville scores 5.9% better than Zion
 Zion, ILCollinsville, ILUnited States
 Rainfall  Unlock4338
 Snowfall41  Unlock28
 Precipitation  Unlock102106
 Sunny192  Unlock205
 Avg. July High  Unlock8986
 Avg. Jan. Low16  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index3.7  Unlock4.3
 Elevation  Unlock5612443
Reviews for Zion    1 Reviews

Over 15 years ago

I spent part of my childhood in Zion, moved away for 10 years, then came back while commuting to SAIC in Chicago. The town hadn't changed much. But in the last couple  More

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Reviews for Collinsville    2 Reviews

St. Louis MO metro area - Illinois area. Blistering summer weather, way below freezing winters. Almost no spring or fall. Otherwise, not a bad  More

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Over 19 years ago

Collinsville's winters rarely get a heavy snowfall. A few inches is the norm. The summers are hot and very muggy. Fall and Spring are the best times to be in  More

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