Map of the U.S. notable weather and climate events in 2025.

In 2022, the continental United States experienced its third hottest July since 1895, according to data from the National Oceanic and Atmospheric Administration, while 20 states saw one of their 10 hottest days in the same month. In 2021, July marked the hottest month on record worldwide.

January was America's coldest in over three decades, but it wasn't enough to keep the planet from setting another monthly global warmth record, according to just released data. January shivering: January 2025 was the Lower 48's chilliest January since 1988 ...