April in Zelenogorsk is the sunniest month of the year. In April, the weather in Zelenogorsk is typically cold. Average daily high temperature in April is about 7 degrees above zero. On average, Zelenogorsk has 9 sunny, 9 partly cloudy, 6 rainy, 5 cloudy, and 1 snowy day in April. The rains are usually light. April as well as October and November is considered the most uncomfortable time to visit Zelenogorsk.