Group 1 - The average winter temperature in Qinghai has increased by 0.46°C every decade since 1961, indicating a significant warming trend [1] - The period from December 1, 2025, to January 15, 2026, recorded an average temperature of -8.2°C, which is 1.4°C higher than the historical average for the same period, marking it as the third highest since 1961 [2] - Most regions in Qinghai experienced temperature increases of over 1.0°C, with areas like Xining, Huangyuan, and Huzhu exceeding 2.5°C [2] Group 2 - The overall intensity of cold air affecting China has been weaker since December 2025, with its path shifting north and east, contributing to higher temperatures across the country [2] - The weakened subtropical high pressure over the western Pacific and the Indian-Burma trough has led to reduced precipitation in Qinghai, facilitating a rapid temperature rise after cold air influences diminish [2] - Higher temperatures are beneficial for the safe overwintering of winter wheat and may lead to earlier greening of crops, but they also increase soil moisture evaporation, raising the risk of spring drought in areas with insufficient irrigation [2]
数据显示：1961年以来青海冬季平均气温每十年上升0.46℃
Xin Lang Cai Jing·2026-01-16 13:54