Weather is probably a major factor when you plan your trip to Ba Trinh, but bear in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually March and April, 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 Ba Trinh are September, October, July and August, with each month seeing an average of 276 mm of rainfall.