Weather is probably a major factor when you plan your trip to Necoclí, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually February and April with an average temp of 79°F, while the coldest months are October and November with an average of 78°F. The rainiest months in Necoclí are August, May, July, and October, with each month seeing an average of 14 inches of rainfall.