Coldest Back-to-Back U.S. Winters in a Quarter Century

World Climate Report
"As the curtain falls on the climatological winter (December-February) of 2010-11 in the U.S., we are left shivering.

For the second year in a row, the winter temperature when averaged across the contiguous United States came in below the average temperature for the 20th century. This marks the first time since the winters of 1992-93 and 1993-94 that two winters in a row have been below the long-term normal, and it makes for the coldest back-to-back winter combination for at least the past 25 years. "