July in Ostrovnoye is the rainiest, the windiest, and the warmest month of the year. In July, the weather in Ostrovnoye is typically warm. Average daily high temperature in July is about 17 degrees above zero. On average, Ostrovnoye has 12 partly cloudy, 8 sunny, 7 cloudy, and 4 rainy days in July. The rains are usually light. July as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Ostrovnoye.