August in Ungen is the sunniest and the warmest month of the year. In August, the weather in Ungen is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Ungen has 26 sunny, 4 partly cloudy, and 1 rainy day in August. The rains are usually light. August as well as July and September is considered the most comfortable time to visit Ungen.