August in Vishnevoye is the sunniest and the warmest month of the year. In August, the weather in Vishnevoye is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Vishnevoye has 27 sunny, 2 rainy, and 2 partly cloudy days in August. The rains are usually light. August as well as September is considered the most comfortable time to visit Vishnevoye.