July in Roros is the warmest month of the year. In July, the weather in Roros is typically warm. Average daily high temperature in July is about 15 degrees above zero. On average, Roros has 19 rainy, 6 partly cloudy, 5 cloudy, and 1 sunny day in July. The rains are usually heavy. July as well as April, May, June, and August is considered the most uncomfortable time to visit Roros.