The most pleasant months of the year for Palmer are July, June and August. In Palmer, there are 3 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Palmer with an average high temperature of 81.3°, which ranks it as cooler than most places in North Dakota. January is the snowiest month in Palmer with 7.5 inches of snow, and 8 months of the year have significant snowfall. There are few days during the summer when the humidity becomes unpleasant.