In May, the weather in Kiselevsk is typically warm. Average daily high temperature in May is about 13 degrees above zero. On average, Kiselevsk has 20 rainy, 6 sunny, 4 partly cloudy, and 1 cloudy day in May. The rains are usually moderate. May as well as January, February, April, and October is considered the most uncomfortable time to visit Kiselevsk.