Visiting local bars in Phu Quoc is more fun when you know what the weather holds. These temperatures and rainfall averages can help you determine the best time for bar-hopping. The hottest months are usually May and April, with an average temperature of 29°C, while the coldest months are January and December, with an average of 27°C. The rainiest months in Phu Quoc are September, July, October and August, with each month seeing an average of 327 mm of rainfall.