The nation's hottest official temperature climbed to 107 degrees, while the coldest reading fell to 19 degrees. Here's where

More than 165 million people were sweltering on Friday under record temperatures along the US East Coast and Midwest, according to the US National Weather Service.

Half of all Americans are facing prolonged, dangerously heat as they head outdoors to celebrate the country’s 250th Independence Day.

The temperature reading in Central Park tied a record for July 2 set in 1966. Some 163 million people, from Missouri to Maine and south to Mississippi, live in areas that are likely to experience dangerous heat on Thursday,

Add Yahoo as a preferred source to see more of our stories on Google. Photo by Max Omen on Unsplash In some cities, it is normal for the temperature to shift more than 30 degrees in a single day. In the United States, diurnal temperature variation is ...

A heat dome will bring dangerously hot and humid conditions to the eastern half of the United States next week in the region’s most widespread heat wave of the summer so far.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A powerful atmospheric pattern known as an “omega block” is currently locking weather across the United States into place ...

A comprehensive new study extending the U.S. Historical Climatology Network (USHCN) record back to 1899 finds that both hot and cold temperature extremes across the contiguous United States have declined over the past 127 years. The research, performed by ...

A small Arizona community broke the record for highest temperature ever recorded in March in the United States, reaching a scorching 110 degrees March 19 amid an early heat wave in the Southwest. The temperature hit the high mark near Martinez Lake, a ...