Guangzhou is known for its tea culture, and a rainy afternoon is the perfect time to experience it. There are many tea houses throughout the city where you can relax and enjoy a cup of tea. Some of the best tea houses can be found in the Liwan district, where you can try a variety of teas, including jasmine, oolong, and pu-erh. Tea houses are a great place to escape the rain and enjoy some quiet time.