May in Akureyri is the rainiest and the sunniest month of the year. In May, the weather in Akureyri is typically cold. Average daily high temperature in May is about 4 degrees above zero. On average, Akureyri has 26 rainy, 3 cloudy, and 2 sunny days in May. The rains are usually heavy. May as well as June, July, August, and September is considered the most uncomfortable time to visit Akureyri.