In December, the weather in Neftekumsk is typically cold. Average daily high temperature in December is about 3 degrees above zero. On average, Neftekumsk has 22 cloudy, 4 rainy, 4 sunny, and 1 snowy day in December. The rains are usually light. December as well as January, February, March, and November is considered the most uncomfortable time to visit Neftekumsk.