April weather forecast in Unawatuna

April in Unawatuna is the hottest month of the year. In April, the weather in Unawatuna is typically hot. Average daily high temperature in April is about 28 degrees above zero. On average, Unawatuna has 27 rainy and 3 sunny days in April. The rains are usually heavy. April as well as March, May, June, and July is considered the most uncomfortable time to visit Unawatuna.