20摄氏度的春天来了！

Weather Forecast - The rainwater season in China begins on February 18, leading to increased rainfall and rising temperatures [1] - The Sichuan Meteorological Observatory predicts cloudy to overcast conditions in most parts of the basin on February 19, with scattered light rain or sleet in the western and southern mountainous areas [1] - On February 20, most of the basin will experience sunny to partly cloudy weather, with temperatures expected to rise above 20 degrees Celsius, making it suitable for outdoor activities [1] Air Quality and Weather Conditions - From February 19 to 20, some areas in western and southern Sichuan Basin may experience light haze, with localized moderate haze [1] - The eastern and southern parts of the western Sichuan Plateau may see intermittent snow or rain, with localized heavy snow, necessitating precautions against adverse weather and icy roads [1] - The remaining areas of the western Sichuan Plateau and most of the Panzhihua region will be mostly cloudy to sunny, with strong winds in the afternoon to evening, raising the fire risk level in forests and grasslands [1] Agricultural Implications - The rainwater season is a critical period for managing winter crops and preparing for spring plowing and sowing, emphasizing the need for timely field management, seed selection, and fertilization [1]