Taking the local weather in Niatupo into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually June and September, with an average temperature of 27°C, while the coldest months are February and January, with an average of 26°C. The rainiest months in Niatupo are October, August, July and November, with each month seeing an average of 310 mm of rainfall.