The most pleasant months of the year for the 56321 zip code are June, August and July. In the 56321 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for the 56321 zip code with an average high temperature of 82.3°, which ranks it as about average compared to other places in Minnesota. January is the snowiest month in the 56321 zip code with 10.2 inches of snow, and 7 months of the year have significant snowfall. But there some days when the humidity becomes unpleasant, especially in July and August.