June in Port Alsworth is the cloudiest month of the year. In June, the weather in Port Alsworth is typically warm. Average daily high temperature in June is about 11 degrees above zero. On average, Port Alsworth has 21 rainy, 7 cloudy, and 2 sunny days in June. The rains are usually moderate. June as well as May, July, August, and September is considered the most uncomfortable time to visit Port Alsworth.