August in Kassala is the rainiest month of the year. In August, the weather in Kassala is typically hot. Average daily high temperature in August is about 36 degrees above zero. On average, Kassala has 14 sunny, 10 rainy, 6 partly cloudy, and 1 cloudy day in August. The rains are usually moderate. August as well as April, May, June, and July is considered the most uncomfortable time to visit Kassala.