美国的冬天是创纪录的第二热点,50年来全国气温上升了3.95摄氏度,尽管区域寒冷不断波动。 U.S. winter was second-warmest on record, with nationwide temperatures up 3.95°F over 50 years, despite regional cold swings.

根据海洋大气署的资料,美国有记录的第二大冬季,12月至2月全国平均气温为37.13°F。 The U.S. had its second-warmest winter on record, with a national average temperature of 37.13°F from December to February, according to NOAA. 由西方驱动的温暖, 9个州的气温创下历史新高, 与东部的严寒形成对比。 The warmth, driven by the West where nine states saw record highs, contrasts with severe cold in the East. 过去50年来,低48岁的冬季温度上升了3.95摄氏度,比任何其他季节都高。 Winter temperatures in the Lower 48 have risen 3.95°F over the past 50 years, more than any other season. 2月是全国记录在案的第四大热潮,1月和12月分别排名第24和第5大热浪。 February was the fourth-warmest on record nationally, while January and December ranked 24th and fifth-warmest, respectively. 尽管存在区域极端现象,但总体趋势反映了长期变暖。 Despite regional extremes, the overall trend reflects long-term warming.