Summer 2023 Was the Hottest on Record

June, July, and August were 0.23°C (0.41°F) warmer than any other summer in NASA’s record.

Published Sep 14, 2023

Image of the Day Heat Temperature Extremes

Heat Dome Descends on Central U.S.

Extreme temperatures and humidity affected millions of people in the Midwest, Great Plains, and South in August 2023.

Published Aug 25, 2023

Image of the Day Heat Human Presence Temperature Extremes

July 2023 Was the Hottest Month on Record

Earth in July 2023 was 1.18°C (2.12°F) warmer than the average for the month, and warmer than any other month in the 143-year record.

Published Aug 14, 2023

Image of the Day Heat Temperature Extremes

Relentless Heat in the Southwest

The desert Southwest endured more than three weeks of extreme temperatures in July 2023.

Published Jul 27, 2023

Image of the Day Heat Temperature Extremes

Summer Temperatures Arrive Early

Record-breaking heat stifled western U.S. states and Canadian provinces.

Published May 17, 2023

Image of the Day Heat Land Human Presence Temperature Extremes