August in Freetown is the windiest and the coldest month of the year. In August, the weather in Freetown is typically warm. Average daily high temperature in August is about 25 degrees above zero. On average, Freetown has 30 rainy and 1 partly cloudy day in August. The rains are usually heavy. August as well as May, June, July, and September is considered the most uncomfortable time to visit Freetown.