January in Launceston is the sunniest and the warmest month of the year. In January, the weather in Launceston is typically warm. Average daily high temperature in January is about 21 degrees above zero. On average, Launceston has 17 sunny, 12 partly cloudy, and 2 rainy days in January. The rains are usually light. January as well as February is considered the most comfortable time to visit Launceston.