heat inside prisons | The Marshall Project

What are records? Since 2014, The Marshall Project has been curating some of the best criminal justice reporting from around the web. In these records you will find the most recent and the most authoritative articles on the topics, people and events that are shaping the criminal justice conversation. The Marshall Project does not endorse the viewpoints or vouch for the accuracy of reports other than its own.

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From Sweltering Cells to Frigid Tents: The Extreme Temperatures of Incarceration

While Texas faces a 2029 deadline to install AC and California debates workplace exemptions, incarcerated people endure extreme heat and freezing detention camps.

Closing Argument • 09.26.2026

Five Things You Didn’t Know About Extreme Heat in Prison, Jail and ICE Detention

Experts share their best tips for investigating rising temperatures behind bars in a webinar from The Marshall Project’s Investigate This!

Investigate This • 08.13.2026

What It’s Like Enduring a Heat Wave in a Missouri Prison

Lawyers requested swift cooling measures in a prison with no A/C. One man shares the dangerous conditions inside while people await a judge’s ruling.

St. Louis • 09.08.2025

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