Taking into account the local weather in Kiawayan is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually April and May with an average temp of 73°F, while the coldest months are February and March with an average of 72°F. The rainiest months in Kiawayan are May, November, December, and October, with each month seeing an average of 18 inches of rainfall.