You'll likely spend much of your trip indoors, but if you're planning to venture beyond the casino, taking a look at local weather data can help you. The hottest months are usually March and April, with an average temperature of 27°C, while the coldest months are January and February, with an average of 26°C. The rainiest months in Trang are September, October, November and May, with each month seeing an average of 311 mm of rainfall.