The most pleasant months of the year for the 53031 zip code are August, July and June. In the 53031 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for the 53031 zip code with an average high temperature of 80.3°, which ranks it as cooler than most places in Wisconsin. January is the snowiest month in the 53031 zip code with 13.3 inches of snow, and 6 months of the year have significant snowfall. But there some days when the humidity becomes unpleasant, especially in July and August.