In May, the weather in Novomariinka is typically warm. Average daily high temperature in May is about 12 degrees above zero. On average, Novomariinka has 15 rainy, 8 cloudy, 4 sunny, and 4 partly cloudy days in May. The rains are usually light. May as well as January, February, April, and September is considered the most uncomfortable time to visit Novomariinka.