Weather is probably a major factor when you plan your trip to Pulau Perhentian Kecil, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually May and June, with an average temperature of 28°C, while the coldest months are January and February, with an average of 26°C. The rainiest months in Pulau Perhentian Kecil are December, November, January and October, with each month seeing an average of 479 mm of rainfall.