In September, the weather in Norilsk is typically cold. Average daily high temperature in September is about 5 degrees above zero. On average, Norilsk has 16 rainy, 5 sunny, 5 cloudy, 2 snowy, and 2 partly cloudy days in September. The rains are usually moderate. September as well as January, February, March, and August is considered the most uncomfortable time to visit Norilsk.