August in Tambacounda is the rainiest, the cloudiest, and the coldest month of the year. In August, the weather in Tambacounda is typically hot. Average daily high temperature in August is about 32 degrees above zero. On average, Tambacounda has 23 rainy, 3 sunny, 3 partly cloudy, and 2 cloudy days in August. The rains are usually heavy. August as well as September is considered the most uncomfortable time to visit Tambacounda.