2026 Compare Cities Climate:
Collinsville, IL vs Las Vegas, NV

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Highlights
- Las Vegas has 88.3% less rainy days than Collinsville.
- Las Vegas has 47.7% more Sunny Days than Collinsville.
- On the BestPlaces comfort index, Las Vegas scores 2.8% better than Collinsville
 Collinsville, ILLas Vegas, NVUnited States
 Rainfall  Unlock538
 Snowfall13  Unlock28
 Precipitation  Unlock26106
 Sunny199  Unlock205
 Avg. July High  Unlock10486
 Avg. Jan. Low22  Unlock22
 Comfort Index (higher=better)  Unlock7.47
 UV Index4.1  Unlock4.3
 Elevation  Unlock20012443
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 20 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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Reviews for Las Vegas    346 Reviews

Shows the worst of American behavior and values. Right up there with New Orleans. But there is a bright side. Liberals flock there. Please  More

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I went to Vegas to visit, and didn’t want to leave. Vegas had something for everyone, from the down and out, to the well to do, and everybody gets alone, because nobody  More

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Everything is available here from filipino cuisines to japanese shops to Winco's to themed cafes. However, the city is a little high in crime. Any side of the east side  More

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