July in Darkhan is the warmest month of the year. In July, the weather in Darkhan is typically warm. Average daily high temperature in July is about 23 degrees above zero. On average, Darkhan has 12 sunny, 11 partly cloudy, 7 rainy, and 1 cloudy day in July. The rains are usually light. July as well as June and August is considered the most comfortable time to visit Darkhan.