October in Tumnin is the windiest and the sunniest month of the year. In October, the weather in Tumnin is typically cold. Average daily high temperature in October is about 6 degrees above zero. On average, Tumnin has 11 sunny, 11 partly cloudy, 8 rainy, and 1 cloudy day in October. The rains are usually heavy. October as well as January, February, April, and May is considered the most uncomfortable time to visit Tumnin.