In September, the weather in Bắc Giang is typically hot. Average daily high temperature in September is about 31 degrees above zero. On average, Bắc Giang has 19 rainy, 8 sunny, and 3 partly cloudy days in September. The rains are usually heavy. September as well as May, June, July, and August is considered the most uncomfortable time to visit Bắc Giang.