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

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

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

The normal high temperature for this time in October is 90 degrees, and we will be far below that mark as the weekend ...

Intense rains pummeled parts of Arizona on Monday, causing severe flooding. Heavy rain drenched much of the state, inundating ...

PHOENIX (AZFamily) — A comfortable week of dry and warm weather is ahead for the Valley in the new week ahead. Look for ...

Welcome! To another edition of the Arizona Wildcats Insiders Podcast featuring your host Troy Hutchison, who will be ...

Temperatures in the Valley will slowly begin to climb early this week in Phoenix. A storm system is expected to arrive on Wednesday, bringing breezy winds across the state. The storm is forecast to ...

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

The Arizona Fall League dealt with some weather early in its second week of play. But once games resumed, the action wasn't ...

A new study has found that groundwater pumping is having a greater effect in changing levels in the Tucson Basin Aquifer than ...

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