January in Tahmach is the coldest month of the year. In January, the weather in Tahmach is typically cold. Average daily high temperature in January is about 5 degrees above zero. On average, Tahmach has 15 partly cloudy, 12 sunny, 3 cloudy, and 1 rainy day in January. The rains are usually light. January as well as February, July, and December is considered the most uncomfortable time to visit Tahmach.