Taking into account the local weather in Maco is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually May and September with an average temp of 79°F, while the coldest months are February and January with an average of 77°F. The rainiest months in Maco are January, June, May, and August, with each month seeing an average of 9 inches of rainfall.