July in Tam Ky is the cloudiest month of the year. In July, the weather in Tam Ky is typically hot. Average daily high temperature in July is about 33 degrees above zero. On average, Tam Ky has 19 rainy, 11 cloudy, and 1 sunny day in July. The rains are usually moderate. July as well as January, August, September, and October is considered the most uncomfortable time to visit Tam Ky.