February weather forecast in Spearfish

February in Spearfish is the snowiest and the cloudiest month of the year. In February, the weather in Spearfish is typically freezing. Average daily high temperature in February is about 1 degree below zero. On average, Spearfish has 8 snowy, 7 partly cloudy, 6 sunny, 6 cloudy, and 2 rainy days in February. The snowfalls are usually light.