Sunday, according to the National Weather Service in Phoenix. That surpasses the previous record of 77.3 degrees set in 2017.

Climatologists are virtually certain that 2024 will end as Earth's hottest year on record ... through its winter and now into the country’s summer, which is unusual under a La Niña watch. “ ...

Temperatures soared over the summer and continued through the ... Before we say goodbye to 2024, which will likely end as the hottest year in Phoenix on record, it's time to wipe off the sweat ...