January in Mariinskiy Reyd is the most freezing month of the year. In January, the weather in Mariinskiy Reyd is typically freezing. Average daily high temperature in January is about 16 degrees below zero. On average, Mariinskiy Reyd has 13 sunny, 6 snowy, 6 cloudy, and 6 partly cloudy days in January. The snowfalls are usually light. January as well as February, May, and December is considered the most uncomfortable time to visit Mariinskiy Reyd.