Weather will likely play an important role when you plan your trip to Golfito, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually March and February with an average temp of 76°F, while the coldest months are January and February with an average of 75°F. The rainiest months in Golfito are October, August, November, and July, with each month seeing an average of 34 inches of rainfall.