Weather will likely play an important role when you plan your trip to Paso de los Libres, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually January and February with an average temp of 78°F, while the coldest months are July and June with an average of 59°F. The rainiest months in Paso de los Libres are October, December, January, and November, with each month seeing an average of 7 inches of rainfall.