Taking into account the local weather in San Vicente del Caguán can help you maximize your time at the pool during your trip. The hottest months are usually February and January with an average temp of 76°F, while the coldest months are July and June with an average of 73°F. The rainiest months in San Vicente del Caguán are May, June, April, and March, with each month seeing an average of 15 inches of rainfall.