January in Nikolaev is the snowiest, the cloudiest, and the most freezing month of the year. In January, the weather in Nikolaev is typically freezing. Average daily high temperature in January is about 1 degree below zero. On average, Nikolaev has 15 cloudy, 8 partly cloudy, 4 snowy, 2 rainy, and 2 sunny days in January. The snowfalls are usually light. January as well as February, March, April, and October is considered the most uncomfortable time to visit Nikolaev.