April in Thang Kwian is the hottest month of the year. In April, the weather in Thang Kwian is typically hot. Average daily high temperature in April is about 33 degrees above zero. On average, Thang Kwian has 18 rainy, 6 sunny, 5 partly cloudy, and 1 cloudy day in April. The rains are usually heavy. April as well as May, June, July, and August is considered the most uncomfortable time to visit Thang Kwian.