August in Kavieng is the windiest month of the year. In August, the weather in Kavieng is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Kavieng has 25 rainy, 4 partly cloudy, 1 sunny, and 1 cloudy day in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Kavieng.