News & Features

January 2021 global climate brought contrasting extremes of temperature and precipitation to the Northern Hemisphere

Rebecca Lindsey | February 16, 2021

Averaged across the land and ocean, January 2021 was the seventh-hottest January on record dating back to 1880.

2021 opens with a warm, dry January for the United States

NOAA National Centers for Environmental Information | February 9, 2021

Top-10 warmest January for contiguous U.S., Great Lakes ice cover well below average

2020 was the United States' fifth-warmest year on record

Rebecca Lindsey | January 13, 2021

Nationwide warmth was accompanied by extreme precipitation differences: dry conditions in the West and wet conditions in much of the East.

November 2020: The year is ending as it began, on a hot streak

Tom Di Liberto | December 15, 2020

November 2020 was the second-warmest November on record, which increases 2020's chance of becoming the warmest year on record to over 50%.

November 2020 was warmer than average across most of the U. S.

Rebecca Lindsey | December 9, 2020

The contiguous United States was warmer than average virtually coast to coast in November 2020, and much of the country was also drier than average.

2020 Arctic Report Card: Climate.gov visual highlights

Hunter Allen, Tom Di Liberto, Mary Lindsey, Rebecca Lindsey, Michon Scott | December 8, 2020

The 15th installment of NOAA's Arctic Report Card NOAA's 15th Arctic Report Card catalogs the numerous ways that climate change continues to disrupt the polar region.

U. S. sees average precipitation and slightly above-average temperature in October 2020

NOAA National Centers for Environmental Information | November 9, 2020

Unseasonable cold in the Rockies, Northern Plains, and Great Lakes were balanced by much warmer than average conditions in the Southwest and Southeast coastal states.

Large, deep Antarctic ozone hole persisting into November 2020

, | October 30, 2020

A strong polar vortex supported the formation of a large and deep Antarctic ozone hole in September 2020 that should persist into November, NOAA and NASA scientists reported today.

Global warming frequently asked questions

David Herring, Rebecca Lindsey | October 29, 2020

How do we know we can trust the historical surface temperature record? How do we know the rise in carbon dioxide in the atmosphere comes from fossil fuels? Did global warming stop in 1998? Get answers to these and other frequently asked questions.

Global warming frequently asked questions

David Herring, Rebecca Lindsey | October 29, 2020

How do we know we can trust the historical surface temperature record? How do we know the rise in carbon dioxide in the atmosphere comes from fossil fuels? Did global warming stop in 1998? Get answers to these and other frequently asked questions.

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