You'll likely spend much of your trip indoors, but if you're planning to venture beyond the casino, looking at local weather trends is a good idea. 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. The rainiest months in Lalomanu are January, February, December and November, with each month seeing an average of 345 mm of rainfall.