April in Kuybyshevskiy Zaton is the rainiest month of the year. Average daily high temperature in April is about 9 degrees above zero. On average, Kuybyshevskiy Zaton has 13 rainy, 8 cloudy, 5 partly cloudy, and 4 sunny days in April. The rains are usually light. April as well as January, February, October, and November is considered the most uncomfortable time to visit Kuybyshevskiy Zaton.