July in Thiruvananthapuram is the windiest month of the year. In July, the weather in Thiruvananthapuram is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Thiruvananthapuram has 28 rainy and 3 cloudy days in July. The rains are usually heavy. July as well as April, May, June, and August is considered the most uncomfortable time to visit Thiruvananthapuram.