June in Berlin is the rainiest month of the year. In June, the weather in Berlin is typically warm. Average daily high temperature in June is about 18 degrees above zero. On average, Berlin has 20 rainy, 5 sunny, 4 partly cloudy, and 1 cloudy day in June. The rains are usually heavy. June as well as April, May, October, and November is considered the most uncomfortable time to visit Berlin.