December in Kysyl-Syr is the most freezing month of the year. In December, the weather in Kysyl-Syr is typically freezing. Average daily high temperature in December is about 34 degrees below zero. On average, Kysyl-Syr has 27 cloudy, 2 sunny, and 2 partly cloudy days in December. December as well as January, February, March, and November is considered the most uncomfortable time to visit Kysyl-Syr.