Planning for the weather is a good way to make your trip to Polomolok relaxing and enjoyable, especially when you're splurging. The hottest months are usually March and April with an average temp of 77°F, while the coldest months are February and January with an average of 76°F. The rainiest months in Polomolok are June, May, July, and October, with each month seeing an average of 11 inches of rainfall.