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NEW YORK, NY - DECEMBER 10:  Children walk down Sixth Avenue wearing t-shirts thanks to 60 degree weather on December 10, 2015 in New York City. Temperatures have been unusually warm despite the winter season.  (Photo by Andrew Burton/Getty Images)
NEW YORK, NY - DECEMBER 10:  Children walk down Sixth Avenue wearing t-shirts thanks to 60 degree weather on December 10, 2015 in New York City. Temperatures have been unusually warm despite the winter season.  (Photo by Andrew Burton/Getty Images)

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Where is winter?

CNN's Chad Myers breaks down how El Niño is raising temperatures across the United States.

Where is winter?

CNN's Chad Myers breaks down how El Niño is raising temperatures across the United States.