In August, the weather in Monchegorsk is typically warm. Average daily high temperature in August is about 13 degrees above zero. On average, Monchegorsk has 18 rainy, 5 sunny, 5 cloudy, and 3 partly cloudy days in August. The rains are usually moderate. August as well as January, April, May, and June is considered the most uncomfortable time to visit Monchegorsk.