Taking into account the local weather in Ban Khuan is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually March and April with an average temp of 82°F, while the coldest months are January and February with an average of 79°F. The rainiest months in Ban Khuan are September, July, October, and August, with each month seeing an average of 16 inches of rainfall.