July in Colon is the rainiest and the coldest month of the year. In July, the weather in Colon is typically warm. Average daily high temperature in July is about 15 degrees above zero. On average, Colon has 12 sunny, 10 partly cloudy, 5 rainy, and 4 cloudy days in July. The rains are usually heavy. July as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most uncomfortable time to visit Colon.