January 2025 was the coldest January since 1988 and sixth driest on record for the nation.
Earth had its warmest year on record, while upper-ocean heat content also experienced a record high.
It was the second-warmest October for the globe, and large parts of North and South America were drier than average.
Drought expanded rapidly across the country during October, with near-record warmth and dryness dominating large portions of the Lower 48.
Several rounds of severe storms devastated the Midwest and Great Plains. Four new billion-dollar weather and climate disasters were confirmed in May.
Earth had another record-warm month. It was also the second-wettest January on record.
In a record going back to 1850, Earth hasn't had a year colder than the 20th-century average since 1976—almost half a century.
From record-high summer heat to the greening of the Arctic, this collection of images highlights several key "vital signs" of the Arctic.
An explainer about the international climate meeting known as “COP.”
Of all the potential impacts of global warming, increases in extreme heat are the most certain. Yet it's the one extreme U.S. communities have paid the least attention to so far. Ladd Keith hopes to change that.