August in Czestochowa is the sunniest month of the year. In August, the weather in Czestochowa is typically warm. Average daily high temperature in August is about 23 degrees above zero. On average, Czestochowa has 15 sunny, 11 partly cloudy, and 5 rainy days in August. The rains are usually moderate. August as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Czestochowa.