August in Concepción is the sunniest month of the year. In August, the weather in Concepción is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Concepción has 20 sunny, 9 partly cloudy, and 2 rainy 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 Concepción.