广东将遇“过山车式”气温升降

Group 1 - Guangdong is expected to experience a "roller coaster" temperature fluctuation from January 16 to 19, with daytime temperatures rising above 25°C [1] - A strong cold air mass will impact Guangdong starting from the night of January 19, leading to a significant temperature drop across the province on January 20 [1] Group 2 - In Guangzhou, the lowest temperature is forecasted to drop to 9°C on January 22 due to the influence of the new cold air mass [2] - The temperature in Guangzhou has been gradually rising since January 15, reaching a maximum of 27°C and a minimum of 15°C before the expected drop [2] - Meteorological experts indicate that the cold air will have a considerable impact on agriculture and livestock industries, necessitating protective measures [2]