Taking into account the local weather in Alofi is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually March and February with an average temp of 81°F, while the coldest months are August and July with an average of 76°F. The rainiest months in Alofi are January, February, December, and March, with each month seeing an average of 10 inches of rainfall.