Record-breaking Heat: Phoenix Endures Hottest Summer on Record

In a blistering showcase of nature’s extremes, the summer season of 2026 shattered temperature records across the contiguous United States, with Phoenix, Arizona, bearing some of the brunt.

Record-Breaking Summer Heat

According to a report, this summer was officially the hottest ever recorded across the contiguous U.S. Arizona, known for its already sweltering summers, experienced temperatures 2.7 degrees above the norm from June to August. The statewide heat records were exceeded, marking the hottest summer in Arizona’s history.

Phoenix stood out as a key example of these rising temperatures, registering its second-hottest summer on record. This intense heatwave was largely attributed to the impacts of climate change, driven by carbon pollution.

Extreme Temperatures at Phoenix Sky Harbor Airport

The Phoenix Sky Harbor Airport recorded persistently high temperatures throughout the summer months. Here is a detailed account of the temperature readings:

Source: National Weather Service