September in Magelang is the windiest and the warmest month of the year. In September, the weather in Magelang is typically warm. Average daily high temperature in September is about 26 degrees above zero. On average, Magelang has 23 rainy, 6 cloudy, and 1 sunny day in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Magelang.