Taking into account the local weather in Caxambu do Sul is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually December and January with an average temp of 72°F, while the coldest months are July and June with an average of 59°F. The rainiest months in Caxambu do Sul are October, May, December, and June, with each month seeing an average of 10 inches of rainfall.