In October, the weather in Anchorage is typically cold. Average daily high temperature in October is about 4 degrees above zero. On average, Anchorage has 12 rainy, 7 sunny, 7 partly cloudy, 4 cloudy, and 1 snowy day in October. The rains are usually moderate. October as well as April, July, August, and September is considered the most uncomfortable time to visit Anchorage.