August in Písek is the sunniest month of the year. In August, the weather in Písek is typically warm. Average daily high temperature in August is about 22 degrees above zero. On average, Písek has 17 sunny, 11 partly cloudy, and 3 rainy days in August. The rains are usually heavy. August as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Písek.