July in Dubbo is the coldest month of the year. In July, the weather in Dubbo is typically warm. Average daily high temperature in July is about 13 degrees above zero. On average, Dubbo has 17 sunny, 9 partly cloudy, 3 rainy, and 2 cloudy days in July. The rains are usually light. July as well as June is considered the most uncomfortable time to visit Dubbo.