2026年1月气候趋势预测来了→

Summary of Key Points Core Viewpoint - December 2025 experienced significantly higher average temperatures across China, with notable fluctuations, while precipitation was below the historical average, leading to a "more in the north, less in the south" distribution pattern [2][3]. Temperature Analysis - The national average temperature in December was -1.2°C, which is 1.8°C higher than the historical average, marking the second highest since 1961, only behind 2016 [3]. - There were five cold air events affecting the country, which is above the historical average of 1.4 events [3]. - A nationwide cold wave occurred from December 11 to 15, characterized by significant temperature drops, extensive coverage, and prolonged duration, with 164 national stations reporting maximum temperature drops of 14.0°C or more [3]. Precipitation Analysis - The national average precipitation was 7.5 mm, which is 33.8% lower than the historical average for December [4]. - In early December, the northern part of Jiangnan experienced high temperatures and low rainfall, leading to the development of meteorological drought; however, this was alleviated in late December due to increased precipitation [4]. January Climate Trend Forecast - For January, temperatures in northeastern Inner Mongolia, most of Northeast China, southeastern East China, southeastern South China, southern Southwest China, and western Xinjiang are expected to be lower than the historical average, with some areas like eastern Heilongjiang and eastern Jilin forecasted to be 1-2°C lower [12]. - Conversely, other regions are expected to have temperatures close to or above the historical average, particularly in parts of northwest Sichuan, southern Gansu, and southeastern Tibet [12]. Precipitation Forecast - Precipitation in most of Northeast China, eastern Inner Mongolia, and parts of Northwest China is expected to be higher than the historical average, with some areas forecasted to exceed the average by 20-50% [12]. - In contrast, regions such as central and southern Jiangsu, Shanghai, and parts of Hunan and Guangdong are expected to see precipitation levels 20-50% lower than the historical average [13].