September in Hobart is the windiest month of the year. In September, the weather in Hobart is typically warm. Average daily high temperature in September is about 13 degrees above zero. On average, Hobart has 13 partly cloudy, 12 rainy, 4 sunny, and 1 cloudy day in September. The rains are usually moderate. September as well as May, June, July, and August is considered the most uncomfortable time to visit Hobart.