Tennessee summers are getting hotter, and some towns are more vulnerable to adverse health effects

The sun sets over a field at a Brownsville, Tenn. farm on June 5, 2025. (Photo: Cassandra Stephenson)

Tennesseans feeling a little extra heated about the weather this year are onto something: summers in the state are up to 3 degrees Fahrenheit warmer on average than they were in 1970, according to a temperature data analysis by nonprofit Climate Central.

Researchers at Climate Central calculated average temperatures for summer — June, July, and August — from 1970 through 2024 using data collected and maintained by the National Oceanic and Atmospheric Administration…

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