The most pleasant months of the year for Attu Station are August, July and September. In Attu Station, there are 0 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Attu Station with an average high temperature of 57.2°, which ranks it as one of the coolest places in Alaska. January is the snowiest month in Attu Station with 24.8 inches of snow, and 8 months of the year have significant snowfall. Days with noticeable humidity are rare throughout the year.