January in Largs is the rainiest and the cloudiest month of the year. In January, the weather in Largs is typically cold. Average daily high temperature in January is about 6 degrees above zero. On average, Largs has 27 rainy, 3 sunny, and 1 cloudy day in January. The rains are usually heavy. January as well as February, March, April, and May is considered the most uncomfortable time to visit Largs.