June in Ust'-Kuyga is the windiest month of the year. In June, the weather in Ust'-Kuyga is typically warm. Average daily high temperature in June is about 14 degrees above zero. On average, Ust'-Kuyga has 10 partly cloudy, 8 rainy, 6 sunny, and 6 cloudy days in June. The rains are usually moderate.