Taking into account the local weather in Briceño is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually February and January with an average temp of 59°F, while the coldest months are August and September with an average of 59°F. The rainiest months in Briceño are April, May, November, and March, with each month seeing an average of 12 inches of rainfall.