July in Koforidua is the coldest month of the year. In July, the weather in Koforidua is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Koforidua has 29 rainy, 1 sunny, and 1 cloudy day in July. The rains are usually heavy. July as well as March, April, May, and June is considered the most uncomfortable time to visit Koforidua.