January in Hosta is the rainiest, the windiest, the cloudiest, and the coldest month of the year. In January, the weather in Hosta is typically cold. Average daily high temperature in January is about 7 degrees above zero. On average, Hosta has 12 partly cloudy, 9 sunny, 8 rainy, and 2 cloudy days in January. The rains are usually moderate. January as well as February, March, and December is considered the most uncomfortable time to visit Hosta.