Phoenix Endures Record Heat Wave with 17 Days Above 109°F
Phoenix Endures Record Heat Wave with 17 Days Above 109°F
US · Published Sep 4, 2026
Phoenix, Arizona, continues to experience relentless heat as the city recorded its 17th consecutive day with temperatures exceeding 109°F (43°C) on July 18,
According to NTD, the temperature reached 113°F (45°C) on Sunday afternoon, marking another day of extreme heat in the region. The heat wave has affected over 80 million people across western and southern states, with Phoenix being one of the hardest-hit areas. On August 20, temperatures in Tempe, near Arizona State University, reached 105°F (40.5°C) with 42% humidity, further exacerbating the challenging conditions.

Impact & Risks

The ongoing heat wave poses significant risks to public health, particularly for vulnerable populations such as the elderly, children, and outdoor workers. Prolonged exposure to high temperatures can lead to heat-related illnesses, including heat exhaustion and heat stroke. The extreme heat has also strained infrastructure and increased energy demands, potentially leading to power outages. Residents are advised to limit outdoor activities and stay hydrated to mitigate risks.

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