2026 Compare Cities Climate:
Collinsville, IL vs Harlingen, TX

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Highlights
- Harlingen has 39.6% less rainy days than Collinsville.
- Harlingen has 15.1% more Sunny Days than Collinsville.
- On the BestPlaces comfort index, Harlingen scores 12.5% worse than Collinsville
 Collinsville, ILHarlingen, TXUnited States
 Rainfall  Unlock2638
 Snowfall13  Unlock28
 Precipitation  Unlock71106
 Sunny199  Unlock205
 Avg. July High  Unlock9586
 Avg. Jan. Low22  Unlock22
 Comfort Index (higher=better)  Unlock6.37
 UV Index4.1  Unlock4.3
 Elevation  Unlock392443
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 Harlingen    6 Reviews

Harlingen is a city that offers retirees the most bang for the buck! It is near enough to McAllen and Brownsville and all they offer. You get a wide variety of shopping  More

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This area of the state of Texas is bland to most people from the East and northeast. However the community has everything you need at a price you can afford. Dining out  More

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Over 9 years ago

Here is what you will not get in Harlingen: easy access to great museums and Michelin starred restaurants. However, there are things that counter it. 1) It is  More

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