The Weather Service predicts a milder-than-average winter across the southern portion of the country and along the Eastern ...

Temperatures in the Valley will slowly begin to climb early this week in Phoenix. A storm system is expected to arrive on ...

The Arizona Republic's climate reporter, Joan Meiners, is biking the length of the Arizona Trail to document changes to ...

Tuesday morning and afternoon will continue to bring generally sunny, dry and calm conditions to the state. By Tuesday ...

The Climate Prediction Center has released the winter outlook and southern Arizona could be looking at more dry conditions ...

La Niña is here, and it will likely stick around for most of the winter. During La Niña, ocean temperatures are cooler than ...

On Halloween, Phoenix averages a high of 83 degrees and a low of 60, usually with no rain, according to the National Weather ...

AZ(Land) is working to protect Arizona communities from the impact of climate and inequity through environmental justice ...

The Republic's climate reporter started her journey on the Arizona Trail with detours that were forced by wildfires and left ...

Our wet and stormy streak continues thanks to moisture from Tropical Storm Priscilla and eventually, Tropical Storm Raymond.

A study led by University of Arizona researchers shows that decades of groundwater pumping by humans has depleted Tucson-area ...