Last year capped a string of historically hot years, driven by long-term warming and changes in rain patterns.

According to a forecast posted by NWS in Phoenix, "dry conditions with temperatures hovering around 5 to 8 degrees above ...

PHOENIX - Thursday was an unseasonably warm day across Arizona. Temperatures climbed to 79 degrees in Phoenix, just two ...

From encouraging ideas about climate solutions to dystopian views of the future, climate leaders found a lot to read over the ...

Arizona is mostly known for its hot summers and desert terrain. But during the winter, parts of the state stand out, ranking ...

New research from the University of Arizona reveals that climate change has already reduced U.S. income by about 12 percent.

Warmer temperatures are arriving in the Valley, with highs reaching the upper 70s—nearly 10 degrees above average—by the end ...

The BriefWe are expecting warm conditions today for the Valley, with a forecast high of 78°F.Gusty winds are expected through ...

PHOENIX (AZFamily) — Unseasonably warm weather is on the way for much of Arizona for the rest of this week and the upcoming ...

In the Proceedings of the National Academy of Sciences, Derek Lemoine of the University of Arizona reports that climate ...

A pair of winter storms is set to sweep across Arizona starting Wednesday, bringing widespread Valley rain and heavy mountain snow through the end of the week.

Temperatures in the Valley remain well above normal as high pressure strengthens against the West Coast. In Phoenix, the ...