Excessive Heat in Tucson Metro Area, Arizona

Excessive Heat August 20, 2025 · Tucson Metro Area, Arizona

Deaths

What the National Weather Service wrote

High temperatures in Southeastern Arizona were 6 degrees above normal, causing Moderate HeatRisk. The Tucson International Airport reached a high temperature of 105 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a contributing factor in the cause of death for two individuals in Marana and Green Valley.

The wider storm

Temperatures in Southeastern Arizona were 6 degrees above normal with Moderate to Major HeatRisk. The Pima County Medical Examiner found that the cause of death for 8 individuals. Six were heat contributed, three in Tucson, one in Oro Valley, one in Marana, and one in Safford. Two individuals deaths were heat caused, one in Tucson and one in Green Valley. An Extreme Heat Warning was in effect for all the lower elevations, excluding eastern Cochise County each day.

Source: NOAA Storm Events Database, event 1291533. Narratives are written by the National Weather Service forecast office that issued the report.

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