大雪节气将至 长三角气温“搭过山车”

Core Viewpoint - The temperature in the Yangtze River Delta region is experiencing significant fluctuations, with a notable drop followed by a rapid rebound expected around the "Major Snow" solar term on December 6-7, where temperatures may rise to around 20°C [1] Group 1: Temperature Changes - On December 4, the minimum temperature in many areas of the Yangtze River Delta dropped to recent lows due to the influence of cold air and clear sky radiation cooling [1] - From December 6 to 7, the highest temperatures are expected to reach around 21°C in Shanghai, 20°C in most parts of Zhejiang, and approximately 19°C in Nanjing, Jiangsu [1] - A weak cold air mass is expected to affect the northern part of the Yangtze River Delta from December 7 to 8, leading to a slight temperature drop, but temperatures will rise again shortly after [1] Group 2: Weather Forecast - The Central Meteorological Observatory indicates that from December 3 to 12, cold air activities will be frequent but overall weak, leading to a general warming trend across most of the country [1] - The weather in the Yangtze River Delta is expected to be generally dry with little rain in the coming days, and the public is advised to pay attention to weather forecasts and adjust clothing accordingly [2]