Taking into account the local weather in Pres. Manuel A. Roxas can help you maximize your time at the pool during your trip. The hottest months are usually May and June with an average temp of 81°F, while the coldest months are February and January with an average of 80°F. The rainiest months in Pres. Manuel A. Roxas are June, July, January, and May, with each month seeing an average of 14 inches of rainfall.