In August, the weather in Barranquilla is typically hot. Average daily high temperature in August is about 29 degrees above zero. On average, Barranquilla has 22 rainy, 5 cloudy, 2 sunny, and 2 partly cloudy days in August. The rains are usually heavy. August as well as May, June, July, and September is considered the most uncomfortable time to visit Barranquilla.