中国气象局：12月全国平均气温创历史同期第二高

Group 1 - The average national temperature in China since December 2025 is -0.90℃, which is 1.71℃ higher than the same period in previous years, marking the second highest since 1961, only after 2016 [1] - Most regions in China, except for parts of Inner Mongolia, Heilongjiang, and western Yunnan, have experienced temperature increases of 1℃ to 4℃, with Hunan and Hubei provinces recording the highest temperatures for this period [1] - The average national precipitation is 7.4 millimeters, which is 24.0% lower than the historical average, showing a pattern of "more in the north, less in the south" [1] Group 2 - There have been five cold air processes since December, which is 1.9 times more than the historical average, with the first nationwide cold wave occurring from December 11 to 15 [2] - The overall warmer temperatures in December are attributed to a weaker East Asian winter monsoon and a weakened Siberian high pressure, leading to insufficient cold air accumulation in northern Asia [2] - The climate prediction indicates that in January 2026, most regions will have temperatures close to or above the historical average, with eastern areas expected to have less precipitation [2] Group 3 - Precautions are advised for low-temperature rain and snow weather impacts on transportation and agriculture in northeastern regions and eastern Inner Mongolia in January 2026 [3] - Continuous monitoring of meteorological drought development is recommended for the middle and lower reaches of the Yangtze River, along with water resource management and forest fire prevention efforts [3]