If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Puerto Libertad: The hottest months are usually January and December with an average temp of 78°F, while the coldest months are July and June with an average of 64°F. The rainiest months in Puerto Libertad are October, December, January, and March, with each month seeing an average of 9 inches of rainfall.