In July, the weather in Barranquilla is typically hot. Average daily high temperature in July is about 29 degrees above zero. On average, Barranquilla has 18 rainy, 7 cloudy, 5 partly cloudy, and 1 sunny day in July. The rains are usually heavy. July as well as May, June, August, and September is considered the most uncomfortable time to visit Barranquilla.