In September, the weather in Svetlyy urban settlement is typically cold. Average daily high temperature in September is about 6 degrees above zero. On average, Svetlyy urban settlement has 17 cloudy, 9 rainy, 3 sunny, and 1 partly cloudy day in September. The rains are usually light. September as well as January, February, March, and May is considered the most uncomfortable time to visit Svetlyy urban settlement.