August in Anuradhapura is the cloudiest month of the year. In August, the weather in Anuradhapura is typically hot. Average daily high temperature in August is about 30 degrees above zero. On average, Anuradhapura has 16 cloudy and 15 rainy days in August. The rains are usually heavy. August as well as April, May, September, and October is considered the most uncomfortable time to visit Anuradhapura.