July in Ulan-Ude is the rainiest and the warmest month of the year. In July, the weather in Ulan-Ude is typically warm. Average daily high temperature in July is about 24 degrees above zero. On average, Ulan-Ude has 11 rainy, 9 partly cloudy, 7 sunny, and 4 cloudy days in July. The rains are usually moderate.