April in Nikolaevka is the rainiest and the windiest month of the year. In April, the weather in Nikolaevka is typically cold. Average daily high temperature in April is about 6 degrees above zero. On average, Nikolaevka has 23 rainy, 3 sunny, 3 cloudy, and 1 partly cloudy day in April. The rains are usually moderate. April as well as January, February, May, and June is considered the most uncomfortable time to visit Nikolaevka.