Weather is probably a major factor when you plan your trip to Narganá, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually June and September with an average temp of 80°F, while the coldest months are February and January with an average of 78°F. The rainiest months in Narganá are October, August, July, and November, with each month seeing an average of 12 inches of rainfall.