In October, the weather in Greifswald is typically warm. Average daily high temperature in October is about 12 degrees above zero. On average, Greifswald has 16 rainy, 8 cloudy, 5 sunny, and 2 partly cloudy days in October. The rains are usually light. October as well as January, February, November, and December is considered the most uncomfortable time to visit Greifswald.