In September, the weather in Banda Neira is typically warm. Average daily high temperature in September is about 26 degrees above zero. On average, Banda Neira has 18 rainy, 6 partly cloudy, 3 sunny, and 3 cloudy days in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Banda Neira.