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Excessive Heat in Upper San Pedro River Valley, Arizona
Excessive Heat August 6, 2025 · Upper San Pedro River Valley, Arizona
What the National Weather Service wrote
High temperatures in Southeastern Arizona were 6 degrees above normal, causing Major HeatRisk. A Benson CWOP site reached a high temperature of 109 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a contributing factor in the cause of death for an individual in Benson.
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 1290872. Narratives are written by the National Weather Service forecast office that issued the report.
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