Home / Arizona / Upper Santa Cruz River and Altar Valleys
Heat in Upper Santa Cruz River and Altar Valleys, Arizona
Heat July 13, 2025 · Upper Santa Cruz River and Altar Valleys, Arizona
What the National Weather Service wrote
High temperatures in Southeastern Arizona were 4 degrees above normal, causing Minor HeatRisk. The Tucson International Airport reached a high temperature of 99 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a factor in the cause of death for an individual in Rio Rico and was heat contributed.
The wider storm
Temperatures in Southeastern Arizona were 3 to 6 degrees above normal, causing Low to Moderate HeatRisk. The Pima County Medical Examiner found that heat was a factor in the cause of death for 11 individuals. 9 of these deaths were due to heat contribution in Willcox, Tucson, and Rio Rico, while 2 were heat caused in Tucson.
Source: NOAA Storm Events Database, event 1285759. Narratives are written by the National Weather Service forecast office that issued the report.
Tornadoes near your address
See every tornado that passed near a place you know, measured to its path.
We couldn’t get your location. Check that location access is allowed for this site, or type an address.