January in Garner is the coldest month of the year. In January, the weather in Garner is typically cold. Average daily high temperature in January is about 8 degrees above zero. On average, Garner has 13 partly cloudy, 12 sunny, 5 rainy, and 1 cloudy day in January. The rains are usually light. January as well as February, March, and December is considered the most uncomfortable time to visit Garner.