August in Rize is the rainiest and the warmest month of the year. In August, the weather in Rize is typically warm. Average daily high temperature in August is about 25 degrees above zero. On average, Rize has 19 rainy, 8 sunny, and 4 partly cloudy days in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Rize.