Taking into account the local weather in Riosucio is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually September and August with an average temp of 64°F, while the coldest months are January and December with an average of 64°F. The rainiest months in Riosucio are May, April, October, and November, with each month seeing an average of 26 inches of rainfall.