February in Slovenj Gradec is the snowiest month of the year. In February, the weather in Slovenj Gradec is typically cold. Average daily high temperature in February is about 2 degrees above zero. On average, Slovenj Gradec has 12 rainy, 7 snowy, 7 cloudy, and 3 sunny days in February. The rains are usually heavy. February as well as January, March, April, and May is considered the most uncomfortable time to visit Slovenj Gradec.