July in Ust-Borzya is the rainiest, the cloudiest, and the warmest month of the year. In July, the weather in Ust-Borzya is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Ust-Borzya has 12 rainy, 8 sunny, 8 partly cloudy, and 3 cloudy days in July. The rains are usually heavy.