The most pleasant months of the year for the 99734 zip code are July, August and June. In the 99734 zip code, there are 0 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for the 99734 zip code with an average high temperature of 54.1°, which ranks it as one of the coolest places in Alaska. October is the snowiest month in the 99734 zip code with 10.0 inches of snow, and 10 months of the year have significant snowfall. There are few days during the year when the humidity is even noticable.