The most pleasant months of the year for Byron are May, September and October. In Byron, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Byron with an average high temperature of 93.3°, which ranks it as one of the hottest places in Kansas. January is the snowiest month in Byron with 4.8 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.