Weather will likely play an important role when you plan your trip to Bario, but bear in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually May and April, with an average temperature of 20°C, while the coldest months are February and July, with an average of 20°C. The rainiest months in Bario are April, May, November and January, with each month seeing an average of 368 mm of rainfall.