Abstract：The changes in climate factors such as temperature,precipitation,and humidity in Pengzhou City were analyzed using daily meteorological observation data from 1991 to 2020.Revealing the future climate development trend of Pengzhou City through RegCM6 regional climate model.The results showed that from 1991 to 2020,the temperature in Pengzhou City showed an upward trend,with a significant increase in the number of hot days and a significant increase in annual precipitation.The number of rainy days and average relative humidity decreased significantly.In the future,the temperature in Pengzhou will continue to rise,with extreme high temperatures decreasing and extreme low temperatures increasing.There are significant inter decadal fluctuations in precipitation across seasons and years,with annual and summer precipitation mainly increasing.The relative humidity of each season and year shows a significant downward trend.
叶瑶, 宋雯雯, 刘自牧, 刘新超. 彭州市19912020年气候变化事实及未来气候变化趋势[J]. 气象水文海洋仪器, 2025, 42(1): 91-94.
Ye Yao, Song Wenwen, Liu Zimu, Liu Xinchao. Climate change facts in Pengzhou from 1991 to 2020 and future climate change trends. Meteorological Hydrological and Marine Instrument, 2025, 42(1): 91-94.
2025, Vol. 42 
