In September, the weather in Alkatvaam is typically cold. Average daily high temperature in September is about 8 degrees above zero. On average, Alkatvaam has 12 rainy, 8 partly cloudy, 5 sunny, and 5 cloudy days in September. The rains are usually heavy. September as well as January, February, March, and August is considered the most uncomfortable time to visit Alkatvaam.