The April 2021 climate outlook tilts warmer than average for most of the country and drier than average across the southern tier of the United States.
A warmer-than-average start to spring is favored for the central and eastern United States while a drier-than-average March is likely across the southern tier of the contiguous U.S.
The February 2021 outlook favors a colder- and wetter-than-average month for much of the northern and central United States.
Despite the influence of La Niña, December 2020 was the eighth-hottest December on record helping 2020 become the second-hottest year on record.
January 2021 is favored to be wetter and warmer than average for much of the country.
November 2020 was the second-warmest November on record, which increases 2020's chance of becoming the warmest year on record to over 50%.
El calentamiento global y el cambio climático relacionado están impactando negativamente a las especies y hábitats de todo el país, incluyendo muchas que son económica y culturalmente importantes para los estadounidenses.
The large, warm pool of ocean water in the Indian and west Pacific Oceans has been growing warmer and expanding in size since 1900, impacting the Madden Julian Oscillation and regional rainfall.
December 2020 and the start of the 2020-2021 winter looks warmer and drier than average for much of the country.