January in Forest City is the snowiest and the coldest month of the year. In January, the weather in Forest City is typically cold. Average daily high temperature in January is about 9 degrees above zero. On average, Forest City has 12 sunny, 8 rainy, 5 cloudy, 5 partly cloudy, and 1 snowy day in January. The rains are usually heavy. January as well as February, March, June, and July is considered the most uncomfortable time to visit Forest City.