December in Kysyl-Syr urban settlement is the most freezing month of the year. In December, the weather in Kysyl-Syr urban settlement is typically freezing. Average daily high temperature in December is about 32 degrees below zero. On average, Kysyl-Syr urban settlement has 29 cloudy, 1 sunny, and 1 partly cloudy day in December. December as well as January, February, March, and November is considered the most uncomfortable time to visit Kysyl-Syr urban settlement.