Planning for the weather is an important factor for making your trip to Amini Island a success, especially when you're splurging. The hottest months are usually May and April, with an average temperature of 29°C, while the coldest months are January and February, with an average of 27°C. The rainiest months in Amini Island are June, August, July and September, with each month seeing an average of 279 mm of rainfall.