August in Kirkjubour is the warmest month of the year. In August, the weather in Kirkjubour is typically warm. Average daily high temperature in August is about 12 degrees above zero. On average, Kirkjubour has 16 rainy, 11 cloudy, and 4 sunny days in August. The rains are usually moderate. August as well as January, February, March, and April is considered the most uncomfortable time to visit Kirkjubour.