There's nothing like an all-inclusive holiday in Ahungalla to revive you, especially when you know what to expect from the elements. Here's some information to help you decide when to book: 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 27°C. February and January are the driest months, while May and November are the rainiest months.