What's the temperature in Dongguan 10 from the end of February to March?

From the end of February to March in Dongguan 18, it is cold weather in Guangdong, and the lowest temperature will be around 0 degrees. Especially in the late spring after the Spring Festival, when the daytime temperature is around 10 degrees, it is difficult for many people who come down from the north without heating to adapt, so they must bring sweaters and quilts.