August in North Port is the rainiest and the hottest month of the year. In August, the weather in North Port is typically hot. Average daily high temperature in August is about 32 degrees above zero. On average, North Port has 25 rainy, 3 sunny, 2 partly cloudy, and 1 cloudy day in August. The rains are usually heavy. August as well as June, July, and September is considered the most uncomfortable time to visit North Port.