Planning for the weather is an important factor for making your trip to Pattani a success, especially when you're splurging. The hottest months are usually April and May, with an average temperature of 28°C, while the coldest months are February and January, with an average of 26°C. The rainiest months in Pattani are November, December, October and September, with each month seeing an average of 292 mm of rainfall.