February in Stornoway is the coldest month of the year. In February, the weather in Stornoway is typically cold. Average daily high temperature in February is about 7 degrees above zero. On average, Stornoway has 25 rainy, 2 sunny, and 2 cloudy days in February. The rains are usually heavy. February as well as January, March, April, and May is considered the most uncomfortable time to visit Stornoway.