The most pleasant months of the year for Ash Valley are May, September and June. In Ash Valley, there are 2 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Ash Valley with an average high temperature of 91.9°, which ranks it as warmer than most places in Kansas. January is the snowiest month in Ash Valley with 4.6 inches of snow, and 6 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.