Excessive Heat in Tucson Metro Area, Arizona

Excessive Heat August 8, 2025 · Tucson Metro Area, Arizona

Deaths

What the National Weather Service wrote

High temperatures in Southeastern Arizona were 7 degrees above normal, causing Major HeatRisk. The Tucson International Airport reached a high temperature of 106 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a contributing factor in the cause of death for three individuals in Tucson.

The wider storm

Temperatures in Southeastern Arizona were near 6 to 13 degrees above normal with Major to Extreme HeatRisk. The Pima County Medical Examiner found that heat was a factor in the cause of death for 9 individuals. Heat was the primary factor for three people and six were heat contributed. An Extreme Heat Warning was in effect for all the lower elevations in Southeastern Arizona and tied the hottest high temperatures of 2025.

Source: NOAA Storm Events Database, event 1290969. Narratives are written by the National Weather Service forecast office that issued the report.

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