Weather is probably a major factor when you plan your trip to Arutanga, but bear in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually March and February, 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 Arutanga are January, February, December and March, with each month seeing an average of 262 mm of rainfall.