Weather is probably a major factor when you plan your trip to Kuala Krai, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually April and May with an average temp of 80°F, while the coldest months are February and January with an average of 76°F. The rainiest months in Kuala Krai are November, December, October, and September, with each month seeing an average of 16 inches of rainfall.