Weather is probably a major factor when you plan your trip to Pulau Nusalaut, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually January and December, with an average temperature of 27°C, while the coldest months are August and September, with an average of 25°C. The rainiest months in Pulau Nusalaut are March, May, July and April, with each month seeing an average of 346 mm of rainfall.