Weather is probably a major factor when you plan your trip to Rantepao, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually October and November, with an average temperature of 25°C, while the coldest months are February and January, with an average of 25°C. The rainiest months in Rantepao are March, April, May and February, with each month seeing an average of 377 mm of rainfall.