August in Khairpur is the rainiest and the cloudiest month of the year. In August, the weather in Khairpur is typically hot. Average daily high temperature in August is about 38 degrees above zero. On average, Khairpur has 18 sunny, 5 rainy, 5 partly cloudy, and 3 cloudy days in August. The rains are usually heavy. August as well as May, June, and July is considered the most uncomfortable time to visit Khairpur.