In June, the weather in Nikolaevka is typically warm. Average daily high temperature in June is about 14 degrees above zero. On average, Nikolaevka has 11 rainy, 9 partly cloudy, 6 cloudy, and 4 sunny days in June. The rains are usually moderate. June as well as January, February, April, and May is considered the most uncomfortable time to visit Nikolaevka.