Weather is probably a major factor when you plan your trip to Comunidad de Puerto Rico, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually September and October with an average temp of 77°F, while the coldest months are July and June with an average of 74°F. The rainiest months in Comunidad de Puerto Rico are May, April, June, and March, with each month seeing an average of 18 inches of rainfall.