70-Degree Days in December: What?
Is climate change to blame for the Eastern United States’s warm spell? A man exercises in Manhattan during an unseasonably warm December Sunday. Lucas Jackson / Reuters 1.3k ROBINSON MEYER DEC 15, 2015 SCIENCE Man, it’s a warm one. At least, here in the eastern half of the United States it is. Since late last week, cities from Chicago to Atlanta to Boston have experienced decidedly un-seasonal heat, with temperatures dozens of degrees Fahrenheit above average. Here in D.C., we had our hottest December 12th since 1889 . In Lexington, Kentucky, they did us one better, breaking a record set during the Grant administration. As pleasant as this weather can be—if it doesn’t quite feel like Christmas in July, it’s at least like Hanukkah in April—the warmth can also provoke unease. Both memory and pop culture instruct that we should hope for a snowy Christmas , not a dr...