Emerging research from Arizona State University finds data centers are warming surrounding neighborhoods by several degrees Fahrenheit, a preliminary finding that could pose health risks and intensify ...

An extreme heat wave in March could result in more calls for distressed hikers on mountain trails throughout the Valley.

Tortilla Flat, Arizona, defies expectations with a population of roughly six people and enough outdoor activities to keep ...

A spike in temperatures highlights the felt reality and scientific certainty of climate change. So why is this still such a ...

Phoenix set a new record high temperature of 93 degrees on March 2. This marked the fourth consecutive day of tying or breaking record high temperatures. The city also recorded its warmest low ...

Phoenix experienced its warmest meteorological winter on record from December 2025 to February 2026. Temperatures in late February 2026 broke several daily heat records for the city. Officials have ...