Planning for the weather is a good way to make your trip to Calbiga relaxing and enjoyable, especially when you're splurging. The hottest months are usually May and April with an average temp of 81°F, while the coldest months are February and January with an average of 78°F. The rainiest months in Calbiga are July, June, September, and August, with each month seeing an average of 12 inches of rainfall.