What should I wear to five cities in East China on April 9th?

In April, the temperature in five cities in East China was around 10-25 degrees, and the temperature difference between morning and evening was relatively large. If it is sunny and sunny, it will be warm. Just wear spring clothes. Those who are afraid of the cold can wear long-sleeved shirts, T-shirts, coats, tweed skirts and leggings. If it is cloudy and the temperature changes greatly, you can wear a thin sweater and a thick coat.