Planning for the weather is an important factor for making your trip to Minamitane a success, especially when you’re splurging. The hottest months are usually August and July, with an average temperature of 26°C, while the coldest months are January and February, with an average of 14°C. The rainiest months in Minamitane are June, September, May and July, with each month seeing an average of 351 mm of rainfall.