Weather is probably a major factor when you plan your trip to Bani, and keep 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 temp of 83°F, while the coldest months are January and February with an average of 80°F. The rainiest months in Bani are August, July, June, and September, with each month seeing an average of 23 inches of rainfall.