April in Mariinskiy Reyd is the cloudiest month of the year. In April, the weather in Mariinskiy Reyd is typically cold. Average daily high temperature in April is about 2 degrees above zero. On average, Mariinskiy Reyd has 10 rainy, 8 snowy, 5 cloudy, 4 sunny, and 3 partly cloudy days in April. The rains are usually moderate. April as well as January, February, May, and December is considered the most uncomfortable time to visit Mariinskiy Reyd.