July in Việt Trì is the rainiest month of the year. In July, the weather in Việt Trì is typically hot. Average daily high temperature in July is about 31 degrees above zero. On average, Việt Trì has 30 rainy and 1 sunny day in July. The rains are usually heavy. July as well as May, June, August, and September is considered the most uncomfortable time to visit Việt Trì.