There's nothing like an all-inclusive holiday in Salelologa to refresh you, especially when you know what to expect from the elements. Here's some information to help you choose when to book: The hottest months are usually March and April, with an average temperature of 28°C, while the coldest months are August and July, with an average of 27°C. September and August are the driest months, while January and February are the rainiest months.