September in Norfolk is the sunniest month of the year. In September, the weather in Norfolk is typically warm. Average daily high temperature in September is about 25 degrees above zero. On average, Norfolk has 18 sunny, 7 rainy, 4 partly cloudy, and 1 cloudy day in September. The rains are usually moderate. September as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Norfolk.