Weather is only one factor, but it can really affect your travel plans, especially if you are planning a longer stay in Puerto Eva Perón. The hottest months are usually January and February with an average temp of 81°F, while the coldest months are July and June with an average of 63°F. The snowiest months in Puerto Eva Perón are May, January, February, and March, with each month seeing an average of 7 inches of snowfall.