A dramatic cooldown like this always comes at a cost." Temperatures may drop across US after grueling summer heat — but ...

Relief is finally on the horizon after a punishing summer of heat. Here’s how cool it will get and how long it will last.

CNN is tracking extreme heat conditions for Americans each day. See where the risks are greatest — and where high temperature records might be broken.

Normal high temperatures in early August are in the low-80s. Warmer than normal should put us mostly in the 80s during the ...

We continue to add more days with triple-digit heat in Austin, but the total is falling short of what we've typically recorded in the past few years.