The sun rises over Lake Powell in Glen Canyon National Recreation Area, July 10, 2025, in Page, Ariz. (Rebecca Noble/Getty Images) (NEW YORK) — March 2026 was a historic month for temperatures in the United States, fueled by an extraordinary and prolonged heat wave that shattered temperature records across much of the West, according to a new report released by the National Oceanic and Atmospheric Administration (NOAA).