July in Ust'-Kulom is the sunniest and the warmest month of the year. In July, the weather in Ust'-Kulom is typically warm. Average daily high temperature in July is about 21 degrees above zero. On average, Ust'-Kulom has 13 partly cloudy, 9 sunny, 7 rainy, and 2 cloudy days in July. The rains are usually moderate. July as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Ust'-Kulom.