Weather is probably a major factor when you plan your trip to Guajirú, but bear 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 temperature of 27°C, while the coldest months are July and June, with an average of 26°C. The rainiest months in Guajirú are April, March, February and May, with each month seeing an average of 234 mm of rainfall.