How Rising Temperatures Are Remapping Urban Crime Risks

New Research Illuminates How City-Specific Vulnerabilities and Non-Linear Heat Responses Reshape Public Safety Strategies.

“For now, these hot days, is the mad blood stirring.”―William Shakespeare,Romeo and Juliet

We often discuss how the weather influences consumer behavior, but its impact extends far beyond retail trends. Extreme temperatures can also stir "mad blood," as Shakespeare famously put it.

A groundbreaking new study, "Temperature, violent crime, climate change, and vulnerability factors in 44 United States cities," published in Environment International by Seulkee Heo, Hayon Michelle Choi, Jesse D. Berman, and Michelle L. Bell (2025), dives deep into this unsettling connection.

This research, analyzing over 2.4 million violent crime incidents across 44 U.S. cities from 2005 to 2022, moves beyond simple assumptions. It reveals that the relationship between daily summer temperature and violent crime is far more complex and localized than previously though…