辽宁1月气温近十年最低

Temperature Summary - The average temperature in Liaoning Province for January was -10.9℃, which is 1.5℃ lower than the historical average for the same period, marking the lowest since 2017 [1] - A sustained low-temperature period lasted for 9 days from January 17 to 25, with average temperatures, maximum temperatures, and minimum temperatures being 5.8℃, 5.6℃, and 5.4℃ lower than historical averages, respectively, also the lowest since 2017 [1] - The lowest recorded temperature in the northeastern region dropped below -30.0℃, with the lowest temperature in Xifeng reaching -37.0℃ on January 21 [1] Precipitation Summary - The average precipitation for January was 4.4 mm, close to the historical average, with a 60% increase in the first ten days, a 10% increase in the middle ten days, and a 90% decrease in the last ten days [2] - There were two significant snowfall events in January, with the first occurring from January 9 to 10, resulting in an average snowfall of 3.3 mm and a maximum of 14.4 mm in Xiong Yue [2] - The second snowfall event occurred from January 14 to 15, with an average snowfall of 0.7 mm and a maximum of 4.4 mm in Xifeng [2] Cold Wave Summary - A cold wave occurred from January 10 to 12, affecting 55% of the province, with a maximum temperature drop of 21.4℃ recorded in Sujiatun [3] - The average temperature drop during this cold wave was 10.0℃, with the lowest temperature reaching -30.8℃ in Xifeng on January 11 [3]