Weather is probably a major factor when you plan your trip to Romblon, 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 February and January, with an average of 27°C. The rainiest months in Romblon are July, October, December and June, with each month seeing an average of 349 mm of rainfall.