2025 Compare Cities :
Mehlville, MO vs Collinsville, IL

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 Mehlville, MOCollinsville, ILUnited States
 Rainfall  Unlock42.938.1
 Snowfall13.4  Unlock27.8
 Precipitation Days100.4101.5106.2
 Sunny202  Unlock205
 Avg. July High  Unlock89.185.8
 Avg. Jan. Low22.7  Unlock21.7
 Comfort Index (higher=better)  Unlock7.27
 UV Index4.3  Unlock4.3
 Elevation ft.6075612443
Reviews for Mehlville    0 Reviews

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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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