April in Bắc Kạn is the windiest month of the year. In April, the weather in Bắc Kạn is typically warm. Average daily high temperature in April is about 25 degrees above zero. On average, Bắc Kạn has 20 rainy, 6 cloudy, 2 sunny, and 2 partly cloudy days in April. The rains are usually heavy. April as well as May, June, July, and August is considered the most uncomfortable time to visit Bắc Kạn.