More than 50 new heat records were set on Wednesday, as an October heat wave continues to bake California and Arizona.

An unprecedented October heat wave has enveloped the West, with record-setting temperatures from California to Colorado.

Tuesday was first October day in Phoenix with a temperature at or above 110 degrees since records began in 1896, the National ...

Forecasters see more hot weather in Phoenix for now, but as the days grow shorter and the nights longer, cool weather should ...

Sunday's record extends a week of record-breaking temperatures expected to last through the first week of October.

A historic October heatwave with temperatures so extreme they’d be considered hot during the peak of summer isn’t over yet.

The triple-digit temperatures have put millions of Californians under heat advisories. The dangerously hot temperatures have ...

Phoenix typically sees its last 100-degree day of the year in early October. But temperatures up to 110 degrees are forecast this weekend, with an excessive heat warning in effect through Sunday.

AccuWeather meteorologists predict Las Vegas could see temperatures rise to 104 degrees Fahrenheit, breaking a record of 103 ...

Those who repair air conditioning also wouldn’t mind if the temps dropped back to normal for this time of year.