July in Aniak is the rainiest and the warmest month of the year. In July, the weather in Aniak is typically warm. Average daily high temperature in July is about 16 degrees above zero. On average, Aniak has 18 rainy, 9 cloudy, 3 sunny, and 1 partly cloudy day in July. The rains are usually moderate. July as well as January, February, March, and April is considered the most uncomfortable time to visit Aniak.