A man walks through misters on a sidewalk, Tuesday, Sept. 3, 2024, in downtown Phoenix, as 2024's endless summer has been especially hot in the city. (AP Photo/Matt York)

Airline employees prepare to unload a jet at Sky Harbor International Airport, Tuesday, Sept. 3, 2024, in Phoenix. (AP Photo/Matt York)

FILE - A linesman works on power lines under the morning sun, July 12, 2024, in Phoenix. (AP Photo/Matt York)

Downtown Phoenix is obscured by heat ripples as a jet lands at Sky Harbor International Airport, Tuesday, Sept. 3, 2024, in Phoenix. (AP Photo/Matt York)

FILE - A man tries to keep cool on a children's splash pad, Tuesday, June 25, 2024 in Phoenix. (AP Photo/Matt York, File)

FILE - A pedestrian crosses a street as heat waves rise from the pavement as the temperature hits 104-degrees Monday, June 17, 2024, in Phoenix. (AP Photo/Ross D. Franklin, File)