Planning for the weather is a good way to make your trip to Mabini relaxing and enjoyable, especially when you’re splurging. The hottest months are usually May and April, with an average temperature of 28°C, while the coldest months are February and January, with an average of 26°C. The rainiest months in Mabini are July, September, August and June, with each month seeing an average of 423 mm of rainfall.