The first confirmed heat-related death of 2025 in Maricopa County is an “older” man who died from injuries sustained during the 2024 heat season, health officials said Wednesday.

The announcement came as the Maricopa County Department of Public Health released the final 2024 heat-related deaths report , with 608 confirmed heat-related deaths, marking the first year-over-year decrease in such fatalities since 2014.

“This death is a tragic reminder that the effects of extreme heat can be long-lasting. Although the individual sustained heat-related injuries in 2024, he did not pass away until 2025,” Dr. Nick Staab, chief medical officer for MCDPH, said.

“It highlights the serious and sometimes delayed impact heat can have on our health.”

Here are some of the findings of the 2024 Heat-R

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