July in Hikkaduwa is the windiest month of the year. In July, the weather in Hikkaduwa is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Hikkaduwa has 30 rainy and 1 sunny day in July. The rains are usually heavy. July as well as January, February, March, and April is considered the most uncomfortable time to visit Hikkaduwa.