August 17, 2020

July 2020 was the second-warmest July on record for the globe, as 2020 continues its scorching path to one of the hottest years on record. 

March 16, 2020

Cool conditions in Alaska and northern Canada related to a strong polar vortex were not enough to outweigh the extreme warmth across Europe and Asia in February 2020. Both the Northern Hemisphere and the globe as a whole had their second-warmest February on record.  

January 7, 2015

(animation) The Lower 48 United States was 0.5°F above average in 2014, making it the 34th warmest year in the historical record (1895-2014).  It was the 18th year in a row with above-average temperature.

MJO impacts on 2017-18 winter
February 22, 2018

How this winter's temperature swings may have been partially driven by the Madden Julian Oscillation or MJO.