The most pleasant months of the year for the 81633 zip code are June, September and August. In the 81633 zip code, there are 2 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for the 81633 zip code with an average high temperature of 87.6°, which ranks it as about average compared to other places in Colorado. January is the snowiest month in the 81633 zip code with 12.3 inches of snow, and 8 months of the year have significant snowfall. There are few days during the year when the humidity is even noticable.