January in Bishopville is the coldest month of the year. In January, the weather in Bishopville is typically warm. Average daily high temperature in January is about 10 degrees above zero. On average, Bishopville has 13 sunny, 11 partly cloudy, 6 rainy, and 1 cloudy day in January. The rains are usually light. January as well as February, May, June, and August is considered the most uncomfortable time to visit Bishopville.