October in Sturgeon Bay is the rainiest month of the year. In October, the weather in Sturgeon Bay is typically warm. Average daily high temperature in October is about 12 degrees above zero. On average, Sturgeon Bay has 10 rainy, 10 sunny, 8 partly cloudy, and 3 cloudy days in October. The rains are usually heavy. October as well as March, April, May, and November is considered the most uncomfortable time to visit Sturgeon Bay.