: People enjoy the unseasonably warm weather at the beginning of the Christmas and Hanukkah holiday week on December 23, 2019 in New York City. LOS ANGELES - Winter could be cold for some parts of the central and eastern United States in December, but most states across the country will see a winter with milder conditions.According to the NOAA’s Climate Prediction Center (CPC), above-average temperatures are likely to continue during the winter months for most locations in the South, East Coast and California Coast.