January in Akranes is the snowiest, the windiest, and the cloudiest month of the year. In January, the weather in Akranes is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Akranes has 22 rainy, 4 snowy, 3 sunny, and 2 cloudy days in January. The rains are usually heavy. January as well as February, March, April, and May is considered the most uncomfortable time to visit Akranes.