Weather will likely play an important role when you plan your trip to Chau Doc, 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 29°C, while the coldest months are January and February, with an average of 27°C. The rainiest months in Chau Doc are October, September, July and August, with each month seeing an average of 283 mm of rainfall.