In August, the weather in Flic-en-Flac is typically warm. Average daily high temperature in August is about 23 degrees above zero. On average, Flic-en-Flac has 19 sunny, 9 partly cloudy, and 3 rainy days in August. The rains are usually light. August as well as June, July, and September is considered the most comfortable time to visit Flic-en-Flac.