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 landscapes and communities.

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

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

A cold front is passing the state throughout the day, which will keep temperatures comfortable and continue to bring breezy ...

Thanks to a cold front that passed the region yesterday, temperatures are chilly the next several mornings and afternoons are mild. The forecast high for Thursday is just 81 degrees. The average for ...