August in Obninsk is the sunniest month of the year. In August, the weather in Obninsk is typically warm. Average daily high temperature in August is about 22 degrees above zero. On average, Obninsk has 14 sunny, 8 partly cloudy, 7 rainy, and 2 cloudy days in August. The rains are usually light. August as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Obninsk.