(CNN) — Millions of people in the West are experiencing a dangerous and historic October heatwave with temperatures so extreme they’d be considered hot during the peak of summer.

Hot summers are nothing new for much of the US, but the combination of heat and humidity has taken on a truly antagonistic ...

By Mary Gilbert, CNN Meteorologist (CNN) — The United States has entered the peak of summer and a heat dome — sealing in all that hot, humid air — is making millions of people feel every bit ...

By Mary Gilbert, CNN Meteorologist (CNN) — The United States has entered the peak of summer and a new heat dome — sealing in all that hot, humid air — is about to make millions of people ...

And the Washington Monument remains closed on Wednesday due to the hot weather. Multiple hospitals, including in New York City and Chicago, had trouble maintaining their power and air conditioning ...

By Andrew Freedman and Mary Gilbert, CNN (CNN) — A dangerous round of early season extreme heat is on tap for parts of Texas this week in a prelude to what’s expected to be an abnormally hot ...

Ten structures — including four homes — have been destroyed by a wildfire sweeping through central Oregon as thousands of ...

CNN’s Luke Snyder contributed to this report. For more CNN news and newsletters create an account at CNN.com Summer-to-date temperature rankings are valid as of July 17, 2025. - CNN Weather ...

For nearly half the country, this summer’s duo of heat and humidity has been record-breaking so far: June through July marked the muggiest start to the season in more than 40 years, based on a ...