December in Kaspiysk is the windiest month of the year. In December, the weather in Kaspiysk is typically cold. Average daily high temperature in December is about 6 degrees above zero. On average, Kaspiysk has 13 sunny, 12 partly cloudy, 3 rainy, and 3 cloudy days in December. The rains are usually light. December as well as January and February is considered the most uncomfortable time to visit Kaspiysk.